SaaS google ads benchmarks & ROAS calculator
Are your software ads actually profitable in the long run? Calculate your SaaS search ROAS and see if your customer acquisition costs are too high for 2025.
- 1.Enter Ad Spend
- 2.Add Trial Signups
- 3.Set Trial-to-Paid Rate
- 4.Input Customer LTV
- 5.Calculate True ROAS
Key Takeaways
- →SaaS Google Ads target: 3-5:1 first-year ROAS, 5-8:1 when factoring LTV
- →Non-brand CPCs of $8-15 are normal — high-intent keywords cost more
- →Trial-to-paid conversion of 10-25% is typical — factor this into true ROAS
- →Brand campaigns hit 10-20:1 ROAS — never mix with non-brand in reporting
What is google ads ROAS for SaaS?
Return on Ad Spend (ROAS) for SaaS Google Ads measures how much revenue you generate for every dollar spent on search advertising. Unlike eCommerce, SaaS ROAS must account for customer lifetime value (LTV), not just initial conversion.
Key Terms:
- ROAS: Revenue ÷ Ad Spend. A 4:1 ROAS means $4 revenue per $1 spent.
- LTV:CAC Ratio: Lifetime Value ÷ Customer Acquisition Cost. Target: 3:1 minimum.
- Blended ROAS: Combines brand and non-brand campaigns for true performance picture.
2025 google ads ROAS benchmarks for SaaS
| Metric | Poor | Average | Good | Excellent |
|---|---|---|---|---|
| ROAS (First-Year) | < 2:1 | 2-3:1 | 3-5:1 | > 5:1 |
| ROAS (LTV-Based) | < 3:1 | 3-5:1 | 5-8:1 | > 8:1 |
| CPC (Non-Brand) | > $15 | $8-15 | $4-8 | < $4 |
| Conversion Rate | < 2% | 2-4% | 4-7% | > 7% |
Why SaaS google ads ROAS is different
- Longer Sales Cycles: B2B SaaS often has 30-90 day conversion windows. First-touch attribution misses most value.
- Trial-to-Paid Conversion: A "conversion" (trial signup) isn't revenue. You need trial-to-paid rates to calculate true ROAS.
- LTV Matters More: A $50 CAC for a $500/year customer (10:1 LTV:CAC) beats a $20 CAC for a $100/year customer (5:1).
How google ads ROAS compares across platforms
| Platform | Avg ROAS (SaaS) | Best For |
|---|---|---|
| Google Ads | 3-5:1 | High intent, bottom-funnel |
| LinkedIn Ads | 2-4:1 | ABM, enterprise targeting |
| Facebook Ads | 2-3:1 | Awareness, remarketing |
| TikTok Ads | 1.5-3:1 | SMB, PLG products |
Key takeaways
- SaaS Google Ads should target 3-5:1 first-year ROAS, 5-8:1 LTV-based ROAS
- Non-brand CPCs of $8-15 are common — high-intent keywords cost more
- Trial conversion rates of 10-25% are typical — factor this into ROAS calculations
- Brand campaigns deliver 10-20:1 ROAS — don't mix with non-brand in reporting
Frequently Asked Questions
FAQ
What is a good google ads ROAS for SaaS in 2025?
For first-year revenue, target 3-5:1 ROAS. When factoring customer lifetime value (LTV), aim for 5-8:1. Brand campaigns should hit 10-20:1, but non-brand at 2-3:1 is acceptable if LTV is strong.
Why is SaaS google ads ROAS different from ecommerce?
SaaS has longer sales cycles (30-90 days) and revenue spreads over months or years. A "conversion" (trial signup) isn't revenue — you need trial-to-paid rates (10-25%) to calculate true ROAS.
What's a typical CPC for SaaS google ads?
Non-brand CPCs range $8-15 for competitive keywords. Enterprise software keywords can hit $20-50+. Brand terms are usually $1-3.
Should i use first-year ROAS or ltv-based ROAS?
Use LTV-based ROAS for strategic decisions and investor reporting. Use first-year ROAS for monthly campaign optimization. A $50 CAC for a $500/year customer (10:1 LTV:CAC) beats a $20 CAC for a $100/year customer.
How long should i wait before judging SaaS ad performance?
Minimum 30-60 days due to longer sales cycles. B2B enterprise deals may need 90+ days. Don't kill campaigns based on first-touch attribution alone.
What's the difference between ROAS and ltv:cac ratio?
ROAS = Revenue ÷ Ad Spend (measures ad efficiency). LTV:CAC = Customer Lifetime Value ÷ Total Acquisition Cost (includes ad spend + sales + onboarding). Target 3:1+ for LTV:CAC.