ChatGPT vs The Book of Lulu
Side-by-side comparison on App Store — Updated 2026
Short answer
Both ChatGPT and The Book of Lulu are popular apps in the GAMES category. The best choice depends on your specific needs. ChatGPT has more reviews (6.1M) compared to The Book of Lulu (0), suggesting it is more widely used.
ChatGPT
VS
The Book of Lulu
| Metric | ChatGPT | The Book of Lulu |
|---|---|---|
| Developer | OpenAI OpCo, LLC | Brain |
| Rating | 4.8★ | — |
| Reviews | 6.1M | — |
| Installs | — | — |
| Price | Free | $3.99 |
| In-App Purchases | Yes (5 items) | No |
| Best Rank | #1 | #70 |
| Content Rating | 12+ | — |
| Last Updated | 2026-03-10 | — |
ChatGPT vs The Book of Lulu: Overview
ChatGPT and The Book of Lulu are both GAMES apps available on the App Store. In terms of rankings, ChatGPT reaches #1 and The Book of Lulu reaches #70 in the GAMES charts. ChatGPT offers 5 in-app purchases, while The Book of Lulu offers no in-app purchases.
Frequently Asked Questions
Which is better, ChatGPT or The Book of Lulu?
Both ChatGPT and The Book of Lulu are popular apps in the GAMES category. The best choice depends on your specific needs.
Is ChatGPT or The Book of Lulu more popular?
ChatGPT has more reviews (6.1M) compared to The Book of Lulu (0), suggesting it is more widely used.
Are ChatGPT and The Book of Lulu free?
ChatGPT is free with in-app purchases. The Book of Lulu is $3.99. View IAP prices.
What category are ChatGPT and The Book of Lulu in?
Both apps are in the GAMES category on App Store. See the full GAMES category report.