# ESTI school vs TutorBook

The clearest difference is in-app purchases: ESTI school at none against TutorBook's 2. ESTI school also leads on iOS requirement (15.0 vs 17.6). TutorBook's advantage is update cadence (every 5 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. TutorBook sells 2 in-app purchases, starting at $4.99 per month. ESTI school asks for nothing beyond the download.

ESTI school ships an update monthly, TutorBook every 5 days. The most recent releases landed on October 9, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | ESTI school | TutorBook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Size | 670 MB | 24 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SCHOOL TODAY LLC](https://appshunter.io/developer/1433983335) | [Illia Maznichenko](https://appshunter.io/developer/1876628434) |

## What reviewers say

### ESTI school

[App page](https://appshunter.io/ios/app/esti-school/id6483859902)

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

**In-app purchases:** none


### TutorBook

[App page](https://appshunter.io/ios/app/tutorbook-lesson-planner/id6759067793)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription Month | $4.99 | per month |
| Річний преміум | $39.99 | per year |


## Frequently asked questions

### Is ESTI school free?

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

### Is TutorBook free?

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

### Do ESTI school or TutorBook have ads?

Neither ESTI school nor TutorBook shows ads.

### Which is updated more often, ESTI school or TutorBook?

ESTI school ships an update monthly, and TutorBook every 5 days. Most recently, ESTI school was updated on October 9, 2026 and TutorBook on October 18, 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.*