# KnowUp vs KnowUp

The clearest difference is update cadence: KnowUp at every 2 days against KnowUp's every 12 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. KnowUp sells 10 one-off in-app purchases and KnowUp sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

KnowUp ships an update every 12 months, KnowUp every 2 days. The most recent releases landed on September 9, 2026 and August 13, 2026 respectively.

## The numbers

| Metric | KnowUp | KnowUp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 days** |
| Size | 146 MB | 89 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Online Learning](https://appshunter.io/developer/1790866777) | [Wenfeng Duan](https://appshunter.io/developer/1454244715) |

## 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 |


### KnowUp

[App page](https://appshunter.io/ios/app/knowup-ai-flashcards-and-study/id6779905080)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| knowup monthly | $2.99 | per month |
| knowup annual | $24.99 | per year |


## Frequently asked questions

### Is KnowUp free?

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

### Is KnowUp free?

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

### Do KnowUp or KnowUp have ads?

Neither KnowUp nor KnowUp shows ads.

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

KnowUp ships an update every 12 months, and KnowUp every 2 days. Most recently, KnowUp was updated on September 9, 2026 and KnowUp on August 13, 2026.

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