# Itari vs StudyTodo

The clearest difference is in-app purchases: StudyTodo at none against Itari's 4. StudyTodo also leads on update cadence (every 10 days vs every 6 weeks) and iOS requirement (15.1 vs 17.0). Itari's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Itari sells 4 in-app purchases, starting at $1.00 per month. StudyTodo asks for nothing beyond the download.

Itari ships an update every 6 weeks, StudyTodo every 10 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Itari | StudyTodo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 10 days** |
| Size | 23 MB | 39 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hakan Kumdakci](https://appshunter.io/developer/1672503489) | [Tatsuya Sato](https://appshunter.io/developer/1879974502) |

## What reviewers say

### Itari

[App page](https://appshunter.io/ios/app/itari-spaced-repetition/id6756513575)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Itari Premium Monthly | $1.00 | per month |
| Itari Premium Yearly | $8.00 | per year |
| Itari Premium Lifetime Offer | $12.00 | one-time |
| Itari Premium Lifetime | $16.00 | one-time |


### StudyTodo

[App page](https://appshunter.io/ios/app/studytodo/id6759635529)

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

**In-app purchases:** none


## Frequently asked questions

### Is Itari free?

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

### Is StudyTodo free?

StudyTodo is free to download, with no in-app purchases.

### Do Itari or StudyTodo have ads?

StudyTodo shows ads; Itari does not.

### Which is updated more often, Itari or StudyTodo?

Itari ships an update every 6 weeks, and StudyTodo every 10 days. Most recently, Itari was updated on October 28, 2026 and StudyTodo on October 25, 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.*