# KnowUp vs Kibin

The clearest difference is update cadence: Kibin at weekly against KnowUp's every 12 months. KnowUp's advantage is device support (3 vs 1) and iOS requirement (15.5 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. KnowUp sells 10 one-off in-app purchases and Kibin sells 3 in-app purchases, starting at $12.99 per 7 days. Whichever you choose, the download price is not the number that matters.

KnowUp ships an update every 12 months, Kibin weekly. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | KnowUp | Kibin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (7 ratings)](https://appshunter.io/ios/app/kibin-ai-study-buddy-and-tutor/id6761867175/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Weekly** |
| Monetization | — | Freemium |
| Size | 146 MB | 79 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Online Learning](https://appshunter.io/developer/1790866777) | [Kibin Inc.](https://appshunter.io/developer/1891859379) |

## What reviewers say

### KnowUp

[App page](https://appshunter.io/ios/app/knowup/id6475605745)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AL | $29.99 | one-time |
| Package - AN | $29.99 | one-time |
| Package - AP | $29.99 | one-time |
| Package - AV | $34.99 | one-time |
| Package - AU | $34.99 | one-time |
| Package - AX | $39.99 | one-time |
| Package - AZ | $39.99 | one-time |
| Package - BF | $49.99 | one-time |
| Package - BG | $49.99 | one-time |
| Package - BH | $49.99 | one-time |


### Kibin

[App page](https://appshunter.io/ios/app/kibin-ai-study-buddy-and-tutor/id6761867175)

Transform lectures, PDFs, audio, and videos into AI-generated study notes, quizzes, and flashcards. This tool provides instant feedback on your understanding and tracks your mastery in real-time to prepare you for exams.

**Highlights:** AI study notes generation, Custom quizzes and flashcards, Explain mode with AI feedback, Real-time mastery tracking, Simulated course exams, Cross-device syncing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kibin Pro | $12.99 | per 7 days |
| Kibin Pro | $24.99 | per month |
| Kibin Pro | $139.99 | per year |


## Frequently asked questions

### Is KnowUp free?

KnowUp is free to download, with in-app purchases available.

### Is Kibin free?

Kibin is free to download, with in-app purchases available.

### Do KnowUp or Kibin have ads?

Neither KnowUp nor Kibin shows ads.

### Which is updated more often, KnowUp or Kibin?

KnowUp ships an update every 12 months, and Kibin weekly. Most recently, KnowUp was updated on November 4, 2026 and Kibin on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*