# Kickbox alternatives: what AI models name instead, November 2026

Gane Index, November 2026 Edition. 399 of the 504 answers in the 2 categories where Kickbox holds a standing named it neither first nor as an alternative; these are the first choices those answers made. Page: https://www.gane.ai/index/gtm/vendors/kickbox/alternatives

## Named instead, most often (every category and segment added)

- GlockApps: 55
- Validity Everest: 38
- ZeroBounce: 38
- Google Postmaster Tools: 17
- Bouncer: 14
- Sender: 12

## Email verification

**Small business**: 52 of 84 answers did not name Kickbox (Kickbox is #6 of 11 at 4%).

- ZeroBounce: first choice in 12 of those 52
- Bouncer: first choice in 10 of those 52
- Hunter Email Verifier: first choice in 3 of those 52
- BriteVerify: first choice in 2 of those 52
- DeBounce: first choice in 2 of those 52
- Emailable: first choice in 1 of those 52
- Mailercloud Email Verifier: first choice in 1 of those 52
- NeverBounce: first choice in 1 of those 52

**Mid-market**: 52 of 84 answers did not name Kickbox (Kickbox is #9 of 11 at 0%).

- ZeroBounce: first choice in 9 of those 52
- DeBounce: first choice in 6 of those 52
- Bouncer: first choice in 4 of those 52
- MyEmailVerifier: first choice in 3 of those 52
- EmailListVerify: first choice in 2 of those 52
- AbstractAPI: first choice in 1 of those 52
- BounceCheck: first choice in 1 of those 52
- Clearout: first choice in 1 of those 52

**Enterprise**: 51 of 84 answers did not name Kickbox (Kickbox is #5 of 9 at 0%).

- ZeroBounce: first choice in 17 of those 51
- BulkEmailChecker: first choice in 3 of those 51
- Apollo.io: first choice in 1 of those 51
- BillionVerify: first choice in 1 of those 51
- BriteVerify: first choice in 1 of those 51
- Clearout: first choice in 1 of those 51
- EndBounce: first choice in 1 of those 51
- MillionVerifier: first choice in 1 of those 51

## Email deliverability and testing tools

**Small business**: 82 of 84 answers did not name Kickbox.

- GlockApps: first choice in 21 of those 82
- Google Postmaster Tools: first choice in 10 of those 82
- MXToolbox: first choice in 7 of those 82
- Sender: first choice in 7 of those 82
- Instantly: first choice in 6 of those 82
- Mail-Tester: first choice in 6 of those 82
- Brevo: first choice in 3 of those 82
- MailerLite: first choice in 3 of those 82

**Mid-market**: 80 of 84 answers did not name Kickbox (Kickbox is #18 of 19 at 0%).

- GlockApps: first choice in 29 of those 80
- Google Postmaster Tools: first choice in 7 of those 80
- Sender: first choice in 5 of those 80
- Litmus: first choice in 4 of those 80
- MXToolbox: first choice in 3 of those 80
- Validity Everest: first choice in 3 of those 80
- Allegrow: first choice in 2 of those 80
- Folderly: first choice in 2 of those 80

**Enterprise**: 82 of 84 answers did not name Kickbox.

- Validity Everest: first choice in 35 of those 82
- Validity Engage: first choice in 6 of those 82
- GlockApps: first choice in 5 of those 82
- Inbox Monster: first choice in 4 of those 82
- Litmus: first choice in 4 of those 82
- Mailgun Optimize: first choice in 3 of those 82
- Instantly: first choice in 2 of those 82
- Mailgun: first choice in 2 of those 82

Published under CC BY 4.0. The output is the models' output; nothing here is a recommendation by the index.