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

Gane Index, November 2026 Edition. 123 of the 252 answers in the 1 category where GlockApps 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/glockapps/alternatives

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

- Sender: 10
- Google Postmaster Tools: 9
- Validity Everest: 9
- Instantly: 4
- MXToolbox: 4
- Validity Engage: 4

## Email deliverability and testing tools

**Small business**: 41 of 84 answers did not name GlockApps (GlockApps is #1 of 15 at 25%).

- Google Postmaster Tools: first choice in 6 of those 41
- Sender: first choice in 5 of those 41
- MXToolbox: first choice in 3 of those 41
- Brevo: first choice in 2 of those 41
- Instantly: first choice in 2 of those 41
- Mail-Tester: first choice in 2 of those 41
- MailerLite: first choice in 2 of those 41
- 250ok: first choice in 1 of those 41

**Mid-market**: 34 of 84 answers did not name GlockApps (GlockApps is #1 of 19 at 38%).

- Sender: first choice in 5 of those 34
- Google Postmaster Tools: first choice in 3 of those 34
- Microsoft SNDS: first choice in 2 of those 34
- Allegrow: first choice in 1 of those 34
- Litmus: first choice in 1 of those 34
- MXToolbox: first choice in 1 of those 34
- Mail-Tester: first choice in 1 of those 34
- Mailgun: first choice in 1 of those 34

**Enterprise**: 48 of 84 answers did not name GlockApps (GlockApps is #3 of 17 at 8%).

- Validity Everest: first choice in 9 of those 48
- Validity Engage: first choice in 4 of those 48
- Mailgun Optimize: first choice in 3 of those 48
- Inbox Monster: first choice in 2 of those 48
- Instantly: first choice in 2 of those 48
- Mailgun: first choice in 2 of those 48
- Allegrow: first choice in 1 of those 48
- Everest: first choice in 1 of those 48

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