# Yeti Primary 1 vs TutorRev

The clearest difference is update cadence: TutorRev at every 3 days against Yeti Primary 1's every 3 weeks. TutorRev also leads on iOS requirement (14.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Yeti Primary 1 ships an update every 3 weeks, TutorRev every 3 days. The most recent releases landed on October 3, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Yeti Primary 1 | TutorRev |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 474 MB | 317 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Elitech Co.](https://appshunter.io/developer/1631725038) | [LanguaMetrics, LLC](https://appshunter.io/developer/1073912900) |

## What reviewers say

### Yeti Primary 1

[App page](https://appshunter.io/ios/app/yeti-primary-1/id6466404837)

**Features:** macOS Compatibility

**In-app purchases:** none


### TutorRev

[App page](https://appshunter.io/ios/app/tutorrev/id6651861435)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Yeti Primary 1 free?

Yeti Primary 1 is free to download, with no in-app purchases.

### Is TutorRev free?

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

### Do Yeti Primary 1 or TutorRev have ads?

Neither Yeti Primary 1 nor TutorRev shows ads.

### Which is updated more often, Yeti Primary 1 or TutorRev?

Yeti Primary 1 ships an update every 3 weeks, and TutorRev every 3 days. Most recently, Yeti Primary 1 was updated on October 3, 2026 and TutorRev on October 10, 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.*