Mercury vs Carta: Which Should You Choose in 2026?
Choosing between Mercury and Carta comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated May 6, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Mercury
Banking for startups
Best for you if:
- 0
- • You need something completely free
- • You need accounting features specifically
- • Banking built for startups
- • No monthly fees or minimums
Carta
Equity management and cap table software
Best for you if:
- 0
- • You need financial planning features specifically
- • Carta is a platform for managing equity, cap tables, and valuations for startups
- • It handles 409A valuations, equity grants, and liquidity events
| At a Glance |  Mercury |  Carta |
|---|---|---|
Price | Free | Paid |
Best For | Accounting | Financial Planning |
Rating | — | — |
| Feature | Mercury | Carta |
|---|---|---|
| Pricing Model | Free | Paid |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 176 | 0 |
| Categories | AccountingExpense Management | Financial PlanningCompliance Management |
How Mercury and Carta Compare
Mercury
Banking for startups
Free
Carta
Equity management and cap table software
Paid
Mercury is a accounting tool. Carta is in financial planning.
Who Should Use What?
On a budget?
Mercury is free. Carta is paid.
Go with: Mercury
Want the highest-rated option?
Neither has user reviews yet.
Go with: Mercury
Value user reviews?
Neither has user reviews yet.
Go with: Mercury
3 Questions to Help You Decide
What's your budget?
Mercury is free. Carta is paid. Go with Mercury if free matters most.
What's your use case?
Mercury is a accounting tool. Carta is in financial planning. Pick the category that matches your needs.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
Mercury
- 0
- More community upvotes (176)
- Completely free
- Our pick for this comparison
Carta
- Better fit for financial planning
The Bottom Line
Mercury is our pick.
Frequently Asked Questions
Is Mercury or Carta better?
Mercury is rated high in our evaluation. Mercury is free and Carta is paid.
What are Mercury and Carta used for?
Mercury: Banking for startups. Carta: Equity management and cap table software.
What does Mercury cost vs Carta?
Mercury is completely free. Carta is a paid tool. Visit their websites for detailed pricing.