# Ruffpad vs Einstein Teacher

The clearest difference is update cadence: Einstein Teacher at every 5 weeks against Ruffpad's every 16 months. 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.

Ruffpad ships an update every 16 months, Einstein Teacher every 5 weeks. The most recent releases landed on September 15, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Ruffpad | Einstein Teacher |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 5 weeks** |
| Size | 5 MB | 46 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Portronics Digital Private Limited](https://appshunter.io/developer/1478870702) | [Source of Life Technologies, Inc.](https://appshunter.io/developer/1067220443) |

## What reviewers say

### Ruffpad

[App page](https://appshunter.io/ios/app/ruffpad/id6443411680)

**Features:** macOS Compatibility

**In-app purchases:** none


### Einstein Teacher

[App page](https://appshunter.io/ios/app/einstein-teacher/id6469037450)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ruffpad free?

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

### Is Einstein Teacher free?

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

### Do Ruffpad or Einstein Teacher have ads?

Neither Ruffpad nor Einstein Teacher shows ads.

### Which is updated more often, Ruffpad or Einstein Teacher?

Ruffpad ships an update every 16 months, and Einstein Teacher every 5 weeks. Most recently, Ruffpad was updated on September 15, 2026 and Einstein Teacher on September 11, 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.*