AppMarketSpy › Education › Errly: AI Tutor & Error Book
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App info
- Developer
- 奎锋 张
- Category
- Education, Utilities
- Released
- Sep 8, 2026
- Version
- 3.0.6 (Sep 24, 2026)
- Price
- Free
- Size
- 165.1 MB
- Requires
- iOS 15.5
- Age rating
- 13+
- Languages
- English, French, German, Japanese, Korean, Portuguese, Simplified Chinese, Spanish
In-app purchases
| Pro Yearly | $59.99 |
| Pro Monthly | $9.99 |
| Pro Weekly | $4.99 |
| errly_extras_storage_50gb | $2.99 |
| errly_extras_theme_midnight | $2.99 |
| errly_extras_theme_forest | $0.99 |
| errly_extras_pdf_export_unlimited | $4.99 |
| errly_extras_pdf_export_once | $0.99 |
| Ultra Yearly | $119.99 |
| Ultra Monthly | $14.99 |
Current prices, App Store US.
🔒 Price history3 snapshots: when prices changed and new plans appearedGet Pro access
About Errly: AI Tutor & Error Book
Turn today’s mistakes into tomorrow’s review. Errly is an AI error notebook for students aged 13+, from middle and high school to university. Save questions from homework and tests, understand the steps and practice with your own material. From daily homework to exam week After class, save the questions you found difficult and note what went wrong. Before a test, bring them back for focused review. At university, create subjects for your courses and keep problem sets and lecture questions together. Capture and organize • Capture handwritten questions: photograph them or write a question directly in the app, then check and edit the recognized text • Also scan printed questions, import images and PDF pages, or type your question • Keep multi-page passages and diagrams connected to their questions • Save the original, your answer, notes and the reason for a mistake • Correct the detected…
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