# Ada vs Crescendo: who uses which

On usedby, 35 companies use Ada and 31 use Crescendo. No company is listed with both yet. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side. Latest check 2026-10-07: 58 of 66 public lines checked.

## Side by side

|  | [Ada](https://www.usedby.ai/tools/ada.md) | [Crescendo](https://www.usedby.ai/tools/crescendo.md) |
|---|---|---|
| Public customers | 35 | 31 |
| Confirmed | 27 | 15 |
| Observed | 8 | 16 |
| Signals (job posts) | 0 | 0 |
| Top industries of customers | Fintech & Payments (6), E-commerce & D2C (3), HR & Recruiting (3) | Marketplace (2), DevTools & Infrastructure (1), Fintech & Payments (1) |
| Category | Customer Service Automation | Customer Service Automation |

## Published results

Reviewed stories only; usedby did not measure the figures.

- Ada: [Dott](https://www.usedby.ai/case-studies/dott-ada.md): **77%**: “By 2026, that number had climbed to 77%” (published 2026-05-21)
- Ada: [Deezer](https://www.usedby.ai/case-studies/deezer-ada.md): **85%**: “Melodie is involved in about 85% of Deezer's support contacts” (published 2026-08-17)
- Crescendo: [Webconnex](https://www.usedby.ai/case-studies/webconnex-crescendo.md): **12,000+**: “With 12,000+ more tickets sold year over year” (captured by usedby 2026-10-07)
- Crescendo: [Rio](https://www.usedby.ai/case-studies/rio-crescendo.md): **$10K**: “Monthly savings $10K” (captured by usedby 2026-10-07)

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Source: https://www.usedby.ai/compare/ada-vs-crescendo · How we check: https://www.usedby.ai/methodology