Best Knockout API Alternatives in 2026
Updated
20 tools from AI background removers ranked against Knockout API on the same published basis.
- 1Knockout API vs Cutout.Pro
- 2Knockout API vs Slazzer
- 3Knockout API vs LocalBG
- 4Knockout API vs Pixelcut
- 5Knockout API vs PhotoScissors
- 6Knockout API vs Erase.bg
- 7Knockout API vs Don's Tools Background Remover
- 8Knockout API vs Removal.AI
- 9Knockout API vs Clipdrop
- 11Knockout API vs RemoveBackgrounds.ai
- 12Knockout API vs Photoroom
- 13Knockout API vs FocoClipping
- 14Knockout API vs Clearcut
- 15Knockout API vs EraseBG
- 16Knockout API vs Zawa AI Background Remover (formerly X-Design)
- 17Knockout API vs Pixian.AI
- 18Knockout API vs remove.bg
- 19Knockout API vs BackgroundX
- 20Knockout API vs ClipCraft AI Background Remover
- 21Knockout API vs insMind Background Remover
Knockout API alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Cutout.Pro | 9.4 | Free plan | $4.99/mo | Android, API, iOS, Linux, Mac, Web, Windows |
| 2 | Slazzer | 8.9 | Free plan | Free | API, Linux, Mac, Windows |
| 3 | LocalBG | 8.7 | Free plan | €8/mo | API, Linux, Mac, self-hosted, Windows |
| 4 | Pixelcut | 8.5 | Free plan | — | Android, API, iOS, Web |
| 5 | PhotoScissors | 8.4 | No | — | API, iOS, Mac, Web, Windows |
| 6 | Erase.bg | 8.2 | Free plan | Free | Android, API, Web |
| 7 | Don's Tools Background Remover | 8.2 | Free plan | Free | Web, Windows, Mac, Linux, iOS, Android |
| 8 | Removal.AI | 8.2 | Free plan | $1.89/mo | API, Mac, Web, Windows |
| 9 | Clipdrop | 8.2 | Free plan | Free | Android, API, iOS, Web |
| 11 | RemoveBackgrounds.ai | 8.0 | Free plan | Free | Web, iOS, Android |
| 12 | Photoroom | 7.9 | No | — | Web, iOS, Android |
| 13 | FocoClipping | 7.8 | No | $2.99/mo | API |
| 14 | Clearcut | 7.7 | Free plan | $5/mo | API, Web |
| 15 | EraseBG | 7.6 | No | — | Web, iOS, Android |
| 16 | Zawa AI Background Remover (formerly X-Design) | 7.6 | Free plan | Free | API |
| 17 | Pixian.AI | 7.5 | Free plan | $5/mo | API, Web |
| 18 | remove.bg | 7.4 | No | — | API |
| 19 | BackgroundX | 7.4 | Free plan | $10/mo | Web |
| 20 | ClipCraft AI Background Remover | 7.4 | Free plan | $1.99/mo | Web |
| 21 | insMind Background Remover | 7.3 | No | — | Web, iOS, Android |
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Questions about Knockout API alternatives
What is the best alternative to Knockout API?
Cutout.Pro, number 1 in AI background removers with a score of 9.4 out of 10. The others here: Slazzer, LocalBG, Pixelcut and 16 more.
What is the best free alternative to Knockout API?
Cutout.Pro is the best-ranked alternative with a free plan. 14 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.