Best Horn Alternatives in 2026
Updated
20 platforms from accessibility testing software ranked against Horn on the same published basis.
- 1Horn vs WAVE
- 2Horn vs Axe DevTools
- 3Horn vs Pope Tech
- 4Horn vs AccessLint
- 5Horn vs Welcoming Web
- 6Horn vs TestParty
- 7Horn vs AccessiScan
- 8Horn vs IBM Equal Access Accessibility Checker
- 9Horn vs Accessibility Cloud
- 10Horn vs axe-core
- 11Horn vs Evinced
- 12Horn vs AccessibilityChecker.org
- 13Horn vs Siteimprove Accessibility
- 14Horn vs PDFUA.io Validator
- 15Horn vs Pa11y
- 16Horn vs A11y Pulse
- 17Horn vs Gamyata
- 18Horn vs AllyShield
- 19Horn vs A11yInspect
- 20Horn vs Accessibility Tracker
Horn alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | WAVE | 8.9 | Free plan | $10/mo | API, Browser, Linux, Mac, Web, Windows |
| 2 | Axe DevTools | 8.7 | Free plan | Free | API |
| 3 | Pope Tech | 8.5 | Free plan | $25/mo | API |
| 4 | AccessLint | 8.4 | Free plan | $19/mo | API, Browser, Mac, Web |
| 5 | Welcoming Web | 8.4 | Free plan | $19/mo | Android, API, iOS, Web |
| 6 | TestParty | 8.3 | Free plan | Free | API |
| 7 | AccessiScan | 8.2 | Free plan | $29/mo | API, Web |
| 8 | IBM Equal Access Accessibility Checker | 8.1 | No | — | API |
| 9 | Accessibility Cloud | 8.1 | No | €165/mo | API |
| 10 | axe-core | 8.0 | No | — | API |
| 11 | Evinced | 7.9 | No | — | API |
| 12 | AccessibilityChecker.org | 7.9 | No | $89/mo | API |
| 13 | Siteimprove Accessibility | 7.8 | No | — | API |
| 14 | PDFUA.io Validator | 7.6 | Free plan | $19/mo | API, self-hosted, Web |
| 15 | Pa11y | 7.5 | No | — | API |
| 16 | A11y Pulse | 7.5 | No | $19/mo | API |
| 17 | Gamyata | 7.1 | Free plan | — | — |
| 18 | AllyShield | 7.0 | Free plan | €49/mo | Web |
| 19 | A11yInspect | 7.0 | Free plan | $10/mo | Browser, Linux, Mac, Windows |
| 20 | Accessibility Tracker | 7.0 | Free plan | $5/mo | Browser, Web |
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Questions about Horn alternatives
What is the best alternative to Horn?
WAVE, number 1 in accessibility testing software with a score of 8.9 out of 10. The others here: Axe DevTools, Pope Tech, AccessLint and 16 more.
What is the best free alternative to Horn?
WAVE is the best-ranked alternative with a free plan. 12 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, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.