# Uptie(アップティー) vs KnowUp

The clearest difference is iOS requirement: KnowUp at 15.0 against Uptie(アップティー)'s 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Uptie(アップティー) sells 2 in-app purchases, starting at $7.99 per month 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.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 28, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Uptie(アップティー) | KnowUp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Size | 103 MB | 89 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Base Context Labs](https://appshunter.io/developer/1873172821) | [Wenfeng Duan](https://appshunter.io/developer/1454244715) |

## What reviewers say

### Uptie(アップティー)

[App page](https://appshunter.io/ios/app/uptie/id6758489295)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $7.99 | per month |
| Pro Annually | $69.99 | per year |


### 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 Uptie(アップティー) free?

Uptie(アップティー) is free to download, with in-app purchases available.

### Is KnowUp free?

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

### Do Uptie(アップティー) or KnowUp have ads?

Neither Uptie(アップティー) nor KnowUp shows ads.

### Which is updated more often, Uptie(アップティー) or KnowUp?

Uptie(アップティー) ships an update every 2 days, and KnowUp every 2 days. Most recently, Uptie(アップティー) was updated on October 28, 2026 and KnowUp on October 20, 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.*