ROAS Calculator
Calculate your Return on Ad Spend (ROAS).
Common Ad Spend Budgets
How to Use
Enter total advertising spend
Input the total amount paid to ad platforms for the campaign period.
Enter campaign-attributed revenue
Input the total sales revenue attributed to the campaign from your analytics.
Review ROAS and compare to break-even
See your ROAS ratio and compare against your minimum profitable ROAS.
Optimize for target ROAS
Use the figure to adjust bids, audiences, or creative to hit minimum profitable thresholds.
What is a good ROAS?
A "good" ROAS depends entirely on your profit margins. If your profit margin is 50%, a ROAS of 2.0 (200%) means you are breaking even on your ad costs.
Frequently Asked Questions
What is the difference between ROAS and ROI?
ROAS (Return on Ad Spend) only measures revenue generated against ad spend. ROI (Return on Investment) considers the full costs of running your business including Cost of Goods Sold (COGS) and overheads. A 4:1 ROAS might still be unprofitable if your product costs are high.
What ROAS should I target for Google or Meta ads?
For most e-commerce businesses, a ROAS of 4:1 (400%) is a common starting target. This means for every dollar you spend on ads, you earn four dollars back. However, the ideal number depends on your profit margins and the specific advertising platform.
Real-World Examples & Use Cases
E-Commerce Campaign Performance Tracking
Online retailers running Google Shopping, Meta Catalog Ads, and brand search campaigns need ROAS to evaluate performance across channels. A Google Shopping campaign generating $35,000 in revenue on $7,000 ad spend has a 5:1 ROAS (500%). If the store's gross margin is 45%, break-even ROAS = 1/0.45 = 2.22:1. The 5:1 ROAS significantly exceeds break-even, indicating healthy profitability. Comparing ROAS across campaigns helps reallocate budget from underperforming placements to high-performing ones.
Agency Reporting & Client Communication
Digital marketing agencies use ROAS as the primary performance metric in client reports. Clients expect clear answers to the question: did my ad spend make money? Reporting a 6.2x ROAS ($62,000 revenue on $10,000 spend) is immediately interpretable. Agencies that clearly communicate ROAS alongside the client's margin requirements (showing that their target ROAS is 3x and actual is 6x) demonstrate value concretely, justifying retainer fees and building long-term client relationships.
Budget Scaling Decisions
When a campaign shows strong ROAS consistently over 2-4 weeks, marketers consider scaling the budget. A Meta Ads campaign at $500/day consistently generating 5:1 ROAS suggests room to increase budget. However, ROAS often decreases as budgets scale due to audience saturation and algorithm efficiency limitations. Using ROAS targets as guardrails ($200 budgets must hit minimum 3:1 ROAS to stay live) ensures incremental budget increases only continue when performance metrics support them.
Channel Attribution & Mix Decisions
Businesses running multiple advertising channels need ROAS comparisons to allocate marketing budgets efficiently. Google Search showing 8:1 ROAS, YouTube at 3:1 ROAS, and a display campaign at 1.5:1 ROAS suggests reallocating budget toward Search and evaluating whether YouTube justifies its spend given attribution window differences. ROAS enables data-driven budget mix decisions, but requires awareness that different channels serve different funnel stages (awareness vs conversion) and direct response metrics don't fully capture brand value.
How It Works
ROAS measures revenue return on advertising dollars: ROAS (ratio) = Revenue / Ad Spend ROAS (percentage) = (Revenue / Ad Spend) × 100 Break-Even ROAS: Minimum ROAS = 1 / Gross Margin Example: 40% gross margin → minimum ROAS = 1 / 0.40 = 2.5x True Profit ROAS (accounting for COGS): If ROAS = 4x and gross margin = 50%: - Gross profit = Revenue × 50% = 4 × Ad Spend × 50% = 2x Ad Spend - Ad cost = 1x Ad Spend - Net from ads = 2x - 1x Ad Spend = 1x profit per dollar spent Example: Ad Spend: $5,000 | Revenue: $22,000 ROAS = 22,000 / 5,000 = 4.4x (440%) With 55% gross margin: Gross Profit = $12,100; Net from ads = $12,100 - $5,000 = $7,100
Frequently Asked Questions
What is a good ROAS target?▼
What is the difference between ROAS and ROI?▼
Can I have a high ROAS and still lose money?▼
How do I improve low ROAS?▼
How does attribution affect ROAS?▼
Related Tools
Explore other tools in this category.
EMI Calculator
Calculate your Equated Monthly Installment (EMI) for home loans, car loans, and personal loans.
Loan Amortization Schedule
Generate a full monthly amortization table with interest, principal, and balance breakdown.
Loan Calculator
Calculate monthly loan EMI and total cost with processing fees.
Mortgage Calculator
Evaluate housing home loans including down payments.
Simple Interest Calculator
Compute straight-line simple interest yields.
Compound Interest Calculator
Calculate wealth growth over time with compound frequencies.