How does this ad budget planner calculator work?

Enter monthly revenue goal ($), target ROAS (ratio, e.g. 4 = $4 revenue per $1 ad spend), average order value ($), conversion rate (%), and average CPC ($). Monthly budget = revenue goal ÷ target ROAS. Daily budget = monthly ÷ 30. Expected clicks = budget ÷ CPC. Conversions = clicks × (CVR ÷ 100). Expected revenue = conversions × AOV. Projected ROAS = expected revenue ÷ budget — note this equals (CVR ÷ 100 × AOV) ÷ CPC and does not change when you only raise the revenue goal if CVR, AOV, and CPC stay fixed. Break-even CPC = AOV × CVR ÷ 100. Default ($50k goal, 4:1 target, $150 AOV, 3% CVR, $2.50 CPC): budget $12,500/mo ($416.67/day), 5,000 clicks, 150 conversions, $22,500 revenue, projected 1.8:1 ROAS (below 4:1 target — funnel must improve before the goal is realistic). Break-even CPC $4.50; your $2.50 CPC is 56% of break-even (healthy headroom).

How do you calculate advertising budget from a ROAS target?

Formula: Ad budget = Revenue goal ÷ Target ROAS. Example: $50,000 monthly revenue goal at 4:1 ROAS → $50,000 ÷ 4 = $12,500/month ($416.67/day). That answers “how much can I spend to hit revenue if I actually achieve 4:1.” It does not guarantee 4:1 — projected ROAS from your funnel is (CVR% × AOV) ÷ CPC. At 3% CVR, $150 AOV, $2.50 CPC: (0.03 × 150) ÷ 2.50 = 1.8:1. You would need 6.67% CVR, $333 AOV, or $1.13 CPC (holding other inputs) to reach 4:1 at the same spend efficiency. Alternative method: % of revenue (often 8–12% for e-commerce) — use ROAS when you have conversion data; use % when you are planning top-down.

What is a good ROAS for Google Ads or Facebook Ads?

Benchmark by margin, not industry averages alone. Break-even ROAS ≈ 1 ÷ gross margin %. Example: 40% gross margin → need ~2.5:1 ROAS on ad-attributed revenue to cover product cost before overhead. E-commerce often targets 3:1–5:1 on platform-reported revenue; B2B may need 5:1+ on first-touch if deals close later. This calculator’s default projects 1.8:1 — below a 4:1 target — which correctly signals “do not scale spend until CVR, AOV, or CPC improves.” ROAS from ad platforms can overstate profit if returns, discounts, or non-ad traffic are included — reconcile with Shopify/GA4 monthly.

What is break-even CPC and how is it calculated here?

Break-even CPC = (Average order value × Conversion rate) ÷ 100. Default: $150 × 3% = $4.50 per click — the maximum CPC where expected revenue per click equals cost (ignoring COGS and overhead). Your actual CPC $2.50 yields $0.75 expected revenue per click (0.03 × $150) vs $2.50 cost → projected 1.8:1 ROAS. Profitable paid campaigns often target CPC at 50–70% of break-even to absorb variance; $2.50 is ~56% of $4.50. If CPC rises to $5 without CVR/AOV changes, you exceed break-even and lose money per click — the form adds a warning. Improve break-even by lifting CVR (landing page, offer) or AOV (bundles, upsells), not only by lowering bids.

Why is my projected ROAS lower than my target ROAS?

Target ROAS sets budget size; projected ROAS comes from funnel math: (CVR ÷ 100 × AOV) ÷ CPC. With default inputs, projected = 1.8:1 while target = 4:1 — the $12,500 budget is “what spend would be IF you hit 4:1,” but your current assumptions only support 1.8:1. To close the gap without changing budget formula: (1) raise CVR from 3% to 6.67%, (2) raise AOV from $150 to $333, or (3) cut CPC from $2.50 to $1.13. In practice, combine moderate CVR + AOV gains. Use our conversion rate improvement and landing page impact calculators to model lifts before increasing daily budgets.

How much should I spend on Google Ads per month?

Use revenue goal ÷ ROAS first, then sanity-check against business size. Illustrative ranges after funnel validation: test/learn $500–$1,500/mo (enough for ~200–600 clicks at $2.50 CPC), small e-commerce $3k–$8k, growth $10k–$30k, scale $30k+. Default planner output $12,500/mo fits a $50k revenue goal at 4:1 — but only scale toward that if projected ROAS meets target. Google Search often needs $30–$50+ daily minimum for learning phase on new accounts. Increase 20–30% weekly when ROAS holds for 7–14 days; cut ad sets with CPA > 30% of AOV (or > LTV allowance for subscriptions).

How do expected conversions and revenue relate to ad budget?

Conversions = (Budget ÷ CPC) × (CVR ÷ 100). Default: ($12,500 ÷ $2.50) × 0.03 = 5,000 × 0.03 = 150 conversions. Revenue = 150 × $150 AOV = $22,500. Projected ROAS = $22,500 ÷ $12,500 = 1.8:1. A 1 percentage-point CVR increase (3% → 4%) at same budget/CPC: 200 conversions, $30,000 revenue, 2.4:1 ROAS — +33% conversions from +33% relative CVR. This is why landing page tests often beat bid tweaks for budget efficiency. Track CPA = budget ÷ conversions ($83.33 default) against AOV and margin.

What percentage of revenue should go to marketing and ads?

Total marketing (ads + creative + tools + labor) often runs 8–12% of revenue for e-commerce, 5–10% for B2B, 12–20% for startups buying growth. Ad spend alone is a subset — if revenue is $50k/mo and you allocate 10% to marketing ($5k), your ROAS-based budget might still show $12,500 when targeting 4:1 on $50k ad-attributed revenue (different definitions). Align finance: “marketing %” = all demand gen; “ad budget planner” = paid media tied to attributable revenue goals. Reinvest 40–50% of incremental profit into paid only when projected ROAS ≥ target for 30+ days.

How should I allocate budget across Google, Meta, and other channels?

Start 70/20/10: 70% to the channel with best verified ROAS last 30 days, 20% to the second, 10% experiments. Common starting splits for e-commerce: Google Search 35–45%, Meta (FB/IG) 30–40%, retargeting 10–15%, YouTube/TikTok 5–15% tests. B2B: LinkedIn 25–40%, Google Search 30–40%, content syndication 10–20%. Reallocate weekly from platform reports, not vanity metrics — merge with campaign ROI and cost per lead calculators. Require minimum 30 days and ~50 conversions per channel before killing a test. Raise budget on winners 20–30% per week max to avoid algorithm shock.

What is the difference between daily and monthly ad budgets?

This tool outputs monthly budget and daily = monthly ÷ 30. Google Ads and Meta set campaign budgets in daily terms; platforms may spend up to ~2× daily on strong days while pacing monthly. Example: $12,500/mo → $416.67/day entered in Ads Manager. For quarterly goals, multiply monthly × 3 before entering revenue goal, or run the planner three times. Use monthly for finance forecasting; use daily for pacing alerts. If spend exceeds plan mid-month, pause low-ROAS ad sets before cutting winners.

How do I optimize ad budget for maximum ROI?

Order of impact: (1) Conversion rate — landing page speed, offer clarity, trust; 1% absolute CVR gain on default inputs adds ~50 conversions and $7,500 revenue at same spend. (2) AOV — bundles and upsells raise break-even CPC. (3) CPC — Quality Score, negatives, tighter audiences; retargeting often 30–50% lower CPC than cold. (4) Budget scale — only after projected ROAS ≥ target. Operational rules: pause ads with 0 conversions after 2× target CPA spend; shift 80% of budget to top 20% campaigns weekly; never raise budget more than 30% week-over-week without stable ROAS. Pair with Google Ads quality score impact calculator for CPC reduction levers.

Which calculators should I use with the ad budget planner?

Funnel inputs: conversion rate calculator, CPC calculator, cost per lead calculator (B2B). Performance: campaign ROI calculator, CPC ROI simulator, channel mix ROI calculator. Growth: CLV calculator (SaaS/subscriptions), AOV growth calculator, landing page impact calculator. Platform-specific: Instagram/TikTok ads ROI, Google Ads quality score impact. Workflow: set budget here → launch → measure actual ROAS 14 days → feed real CVR/CPC back into this planner → adjust daily budget.

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Paid Media · Budget Planning

Ad Budget Planner Calculator — ROAS, Daily Spend & Break-Even CPC

Free ad budget planner for Google Ads, Meta, and PPC. Set monthly ad spend from revenue goals and target ROAS, then project clicks, conversions, projected ROAS, and break-even CPC. Use with the campaign ROI calculator after campaigns run.

Last updated: May 24, 2026

Budget = revenue goal ÷ target ROAS

Funnel-based projected ROAS vs your target

Break-even CPC and daily budget for ad platforms

CPC too high? CPC calculator

Ad Budget Planner

Calculate optimal advertising budget and performance projections

Budget Period

Monthly Revenue Goal ($)

Target revenue from advertising campaigns

Target ROAS (Return on Ad Spend)

Desired ratio: revenue ÷ ad spend (e.g., 4 = $4 revenue per $1 spent)

Average Order Value ($)

Average transaction value per customer

Conversion Rate (%)

Percentage of clicks that convert to sales

Average CPC ($)

Expected cost per click for your campaigns

Budget Planning Results

Recommended Monthly Budget

$12,500

($416.67/day)

Expected Clicks

5,000

Conversions

150

Expected Revenue

$22,500

Projected ROAS

1.80:1

Break-Even CPC

$4.50

Maximum CPC to remain profitable

Recommendation:

Warning: Projected ROAS (1.80:1) is below your target (4:1). At $2.50 CPC, 3% CVR, and $150 AOV, the funnel cannot hit the ROAS goal at this spend level — improve CVR, raise AOV, or lower CPC before scaling budget.

Budget Planning Tips:

• ROAS of 4:1 is common target for e-commerce
• Start with 10-20% of revenue goal as initial budget
• Monitor and adjust based on actual performance weekly
• Higher CPC requires better conversion rate or AOV

What This Ad Budget Planner Calculates

Answers: how much should I spend on ads for a revenue goal, and will my CVR and CPC actually hit my ROAS target?

Monthly & Daily Budget

Revenue ÷ ROAS

Turns a revenue target and ROAS goal into spend — e.g. $50k at 4:1 → $12,500/mo, ~$417/day.

Traffic & Conversions

Budget ÷ CPC × CVR

Projects clicks and orders from your funnel assumptions — sanity-check before finance approval.

Projected ROAS & Break-Even CPC

Funnel vs target

Projected ROAS = (CVR% × AOV) ÷ CPC. Break-even CPC = AOV × CVR% — flags unprofitable bids.

Quick Example Result

Default: $50,000 revenue goal, 4:1 target ROAS, $150 AOV, 3% CVR, $2.50 CPC → budget $12,500/mo ($417/day), projected 1.8:1 ROAS (target 4:1), break-even CPC $4.5.

Monthly budget

$12,500

Clicks

5,000

Conversions

150

Projected ROAS

1.8:1

Reference Tables: ROAS, Marketing Spend & CPC

Target ROAS by Business Model

Segment	Typical target ROAS	Planning notes
E-commerce (DTC)	3:1 – 5:1	Use gross margin: 40% margin → need ~2.5:1 ROAS to break even on COGS
B2B lead gen	5:1 – 8:1+	Attribute pipeline value, not first-click revenue; longer sales cycles
SaaS (monthly)	3:1 – 4:1	Pair with CLV calculator — first-month ROAS understates value
Local services	4:1 – 6:1	High intent search; watch call-tracking attribution gaps
Marketplace / low margin	6:1 – 10:1	Thin margins require higher ROAS or you subsidize ads with profit

Marketing Spend as % of Revenue

Stage	% of revenue	Notes
Startup / launch	12 – 20%	Buying awareness and first customers; expect negative short-term ROI
Growth	10 – 15%	Scale proven channels; ROAS-gated budget increases
Established	6 – 10%	Brand + retention reduce paid dependency
B2B average	5 – 10%	Content + events often outside “ad spend” line items
E-commerce average	8 – 12%	Paid social + search dominate; seasonality spikes Q4

CPC vs Break-Even CPC (Default $4.50 Break-Even)

CPC vs break-even	Status	Notes
≤ 55% of break-even	Comfortable	Room for bid tests and seasonality
55 – 75%	Healthy	Default e-commerce band at $2.50 CPC vs $4.50 break-even
75 – 100%	Tight	Small CVR or AOV drops erase profit
> 100%	Unprofitable per click	Form flags CPC above break-even — fix funnel before spend

How Ad Budget & ROAS Formulas Work

This planner separates how much you can spend (revenue goal ÷ target ROAS) from what your funnel will likely deliver (projected ROAS from CVR, AOV, and CPC). Many teams set a 4:1 target but run at 1.8:1 — the gap is a CVR/AOV/CPC problem, not a budgeting formula error.

Core formulas

Monthly ad budget

Budget = Revenue goal ÷ Target ROAS

Projected ROAS (funnel)

Projected ROAS = (CVR ÷ 100 × AOV) ÷ CPC

Default: (0.03 × 150) ÷ 2.50 = 1.80:1 — matches calculator output.

Break-even CPC

Max CPC = AOV × CVR ÷ 100

Expected conversions

Conversions = (Budget ÷ CPC) × (CVR ÷ 100)

ROAS vs profit margin (why 4:1 is not always “profitable”)

ROAS is revenue per ad dollar, not profit. With 40% gross margin, 4:1 ROAS yields 1.6× gross profit on ad spend before overhead — often acceptable. With 25% margin, 4:1 yields 1.0× gross profit on ads (break-even on product only). Use break-even sales calculator for full P&L. Minimum ROAS ≈ 1 ÷ gross margin % for COGS coverage.

Budget scaling checklist

Projected ROAS ≥ target ROAS for 14+ consecutive days
CPC ≤ 70% of break-even CPC with stable CVR
At least 50 conversions per month per major campaign (statistical signal)
Increase spend 20–30% per week max; watch CPA vs AOV
Separate brand vs non-brand ROAS — brand inflates blended numbers
Re-run this planner with live CVR/CPC monthly — not launch assumptions

Sources & references

Google Ads — About budget and biddingDaily budgets, pacing, and shared budgets.
Meta Business — Campaign budgetsDaily vs lifetime budgets and CBO overview.
IAB — Internet advertising revenueIndustry spend context for digital ad growth.

Worked Ad Budget Examples

E-commerce default — budget $12,500, projected 1.8:1

$50k goal · 4:1 target · $150 AOV · 3% CVR · $2.50 CPC

Monthly $12,500 · $417/day · 5,000 clicks · 150 conversions · $22,500 revenue. Target ROAS is a planning ceiling; projected 1.8:1 shows you must improve funnel metrics before scaling to full budget. Break-even CPC $4.5.

B2B — $20,000/mo, projected 12.5:1

$100k goal · 5:1 target · $5k AOV · 2% CVR · $8 CPC

50 conversions · $250,000 projected revenue. High AOV supports $8 CPC; break-even CPC $100. Attribute pipeline with cost per lead calculator — first-touch revenue may understate deal value.

Small business — $3,333.33/mo

$10k goal · 3:1 target · $80 AOV · 2.5% CVR · $1.50 CPC

$111/day · projected 1.33:1 ROAS · break-even CPC $2. Good test budget band; validate 30 days before exceeding ~$5k/mo on one channel.

Improved CVR — projected 2.4:1 (meets 4:1 target)

Same as default but 4% CVR instead of 3%

Budget still $12,500 · 200 conversions · $30,000 revenue. One point of CVR lifts projected ROAS from 1.8:1 to 2.4:1 — landing page work can unlock the budget you already planned.

CPC above break-even — warning case

$50k goal · 4:1 target · $150 AOV · 3% CVR · $5 CPC

Break-even CPC $4.5 · your $5 CPC exceeds it · projected 0.9:1 ROAS. Form recommends fixing CPC or CVR before spend — matches live calculator warning logic.

Frequently Asked Questions

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Paid Media · Budget Planning

Ad Budget Planner Calculator — ROAS, Daily Spend & Break-Even CPC

Last updated: May 24, 2026

Budget = revenue goal ÷ target ROAS

Funnel-based projected ROAS vs your target

Break-even CPC and daily budget for ad platforms

CPC too high? CPC calculator

Ad Budget Planner

Calculate optimal advertising budget and performance projections

Budget Period

Monthly Revenue Goal ($)

Target revenue from advertising campaigns

Target ROAS (Return on Ad Spend)

Desired ratio: revenue ÷ ad spend (e.g., 4 = $4 revenue per $1 spent)

Average Order Value ($)

Average transaction value per customer

Conversion Rate (%)

Percentage of clicks that convert to sales

Average CPC ($)

Expected cost per click for your campaigns

Budget Planning Results

Recommended Monthly Budget

$12,500

($416.67/day)

Expected Clicks

5,000

Conversions

150

Expected Revenue

$22,500

Projected ROAS

1.80:1

Break-Even CPC

$4.50

Maximum CPC to remain profitable

Recommendation:

Budget Planning Tips:

• ROAS of 4:1 is common target for e-commerce
• Start with 10-20% of revenue goal as initial budget
• Monitor and adjust based on actual performance weekly
• Higher CPC requires better conversion rate or AOV

What This Ad Budget Planner Calculates

Answers: how much should I spend on ads for a revenue goal, and will my CVR and CPC actually hit my ROAS target?

Monthly & Daily Budget

Revenue ÷ ROAS

Turns a revenue target and ROAS goal into spend — e.g. $50k at 4:1 → $12,500/mo, ~$417/day.

Traffic & Conversions

Budget ÷ CPC × CVR

Projects clicks and orders from your funnel assumptions — sanity-check before finance approval.

Projected ROAS & Break-Even CPC

Funnel vs target

Projected ROAS = (CVR% × AOV) ÷ CPC. Break-even CPC = AOV × CVR% — flags unprofitable bids.

Quick Example Result

Default: $50,000 revenue goal, 4:1 target ROAS, $150 AOV, 3% CVR, $2.50 CPC → budget $12,500/mo ($417/day), projected 1.8:1 ROAS (target 4:1), break-even CPC $4.5.

Monthly budget

$12,500

Clicks

5,000

Conversions

150

Projected ROAS

1.8:1

Reference Tables: ROAS, Marketing Spend & CPC

Target ROAS by Business Model

Segment	Typical target ROAS	Planning notes
E-commerce (DTC)	3:1 – 5:1	Use gross margin: 40% margin → need ~2.5:1 ROAS to break even on COGS
B2B lead gen	5:1 – 8:1+	Attribute pipeline value, not first-click revenue; longer sales cycles
SaaS (monthly)	3:1 – 4:1	Pair with CLV calculator — first-month ROAS understates value
Local services	4:1 – 6:1	High intent search; watch call-tracking attribution gaps
Marketplace / low margin	6:1 – 10:1	Thin margins require higher ROAS or you subsidize ads with profit

Marketing Spend as % of Revenue

Stage	% of revenue	Notes
Startup / launch	12 – 20%	Buying awareness and first customers; expect negative short-term ROI
Growth	10 – 15%	Scale proven channels; ROAS-gated budget increases
Established	6 – 10%	Brand + retention reduce paid dependency
B2B average	5 – 10%	Content + events often outside “ad spend” line items
E-commerce average	8 – 12%	Paid social + search dominate; seasonality spikes Q4

CPC vs Break-Even CPC (Default $4.50 Break-Even)

CPC vs break-even	Status	Notes
≤ 55% of break-even	Comfortable	Room for bid tests and seasonality
55 – 75%	Healthy	Default e-commerce band at $2.50 CPC vs $4.50 break-even
75 – 100%	Tight	Small CVR or AOV drops erase profit
> 100%	Unprofitable per click	Form flags CPC above break-even — fix funnel before spend

How Ad Budget & ROAS Formulas Work

Core formulas

Monthly ad budget

Budget = Revenue goal ÷ Target ROAS

Projected ROAS (funnel)

Projected ROAS = (CVR ÷ 100 × AOV) ÷ CPC

Default: (0.03 × 150) ÷ 2.50 = 1.80:1 — matches calculator output.

Break-even CPC

Max CPC = AOV × CVR ÷ 100

Expected conversions

Conversions = (Budget ÷ CPC) × (CVR ÷ 100)

ROAS vs profit margin (why 4:1 is not always “profitable”)

Budget scaling checklist

Projected ROAS ≥ target ROAS for 14+ consecutive days
CPC ≤ 70% of break-even CPC with stable CVR
At least 50 conversions per month per major campaign (statistical signal)
Increase spend 20–30% per week max; watch CPA vs AOV
Separate brand vs non-brand ROAS — brand inflates blended numbers
Re-run this planner with live CVR/CPC monthly — not launch assumptions

Sources & references

Google Ads — About budget and biddingDaily budgets, pacing, and shared budgets.
Meta Business — Campaign budgetsDaily vs lifetime budgets and CBO overview.
IAB — Internet advertising revenueIndustry spend context for digital ad growth.

Worked Ad Budget Examples

E-commerce default — budget $12,500, projected 1.8:1

$50k goal · 4:1 target · $150 AOV · 3% CVR · $2.50 CPC

B2B — $20,000/mo, projected 12.5:1

$100k goal · 5:1 target · $5k AOV · 2% CVR · $8 CPC

50 conversions · $250,000 projected revenue. High AOV supports $8 CPC; break-even CPC $100. Attribute pipeline with cost per lead calculator — first-touch revenue may understate deal value.

Small business — $3,333.33/mo

$10k goal · 3:1 target · $80 AOV · 2.5% CVR · $1.50 CPC

$111/day · projected 1.33:1 ROAS · break-even CPC $2. Good test budget band; validate 30 days before exceeding ~$5k/mo on one channel.

Improved CVR — projected 2.4:1 (meets 4:1 target)

Same as default but 4% CVR instead of 3%

Budget still $12,500 · 200 conversions · $30,000 revenue. One point of CVR lifts projected ROAS from 1.8:1 to 2.4:1 — landing page work can unlock the budget you already planned.

CPC above break-even — warning case

$50k goal · 4:1 target · $150 AOV · 3% CVR · $5 CPC

Break-even CPC $4.5 · your $5 CPC exceeds it · projected 0.9:1 ROAS. Form recommends fixing CPC or CVR before spend — matches live calculator warning logic.