iSTB vs Claude by Anthropic
Side-by-side comparison on App Store — Updated 2026
| Metric | iSTB | Claude by Anthropic |
|---|---|---|
| Developer | Nihal Ahmed | Anthropic PBC |
| Rating | 4.6★ | 4.7★ |
| Reviews | 1.6K | 71.6K |
| Installs | — | — |
| Price | $14.99 | Free |
| In-App Purchases | No | Yes (4 items) |
| Best Rank | #9 | #2 |
| Content Rating | 4+ | 17+ |
| Last Updated | 2025-12-19 | 2026-03-10 |
iSTB vs Claude by Anthropic: Overview
iSTB and Claude by Anthropic are both EDUCATION apps available on the App Store. iSTB has a 4.6-star rating from 1.6K reviews, while Claude by Anthropic has 4.7 stars from 71.6K reviews. In terms of rankings, iSTB reaches #9 and Claude by Anthropic reaches #2 in the EDUCATION charts. iSTB offers 7 in-app purchases, while Claude by Anthropic offers 4 in-app purchases.
Frequently Asked Questions
Which is better, iSTB or Claude by Anthropic?
Based on user ratings, Claude by Anthropic (4.7★) is rated higher than iSTB (4.6★). However, the best choice depends on your specific needs.
Is iSTB or Claude by Anthropic more popular?
Claude by Anthropic has more reviews (71.6K) compared to iSTB (1.6K), suggesting it is more widely used.
Are iSTB and Claude by Anthropic free?
iSTB is $14.99. Claude by Anthropic is free with in-app purchases. View IAP prices.
What category are iSTB and Claude by Anthropic in?
Both apps are in the EDUCATION category on App Store. See the full EDUCATION category report.