# TeachKloud vs Pi

The clearest difference is ads: TeachKloud at none against Pi's shown. Pi's advantage is update cadence (every 10 days vs every 2 months) and iOS requirement (12.0 vs 15.5). On price, 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.

TeachKloud ships an update every 2 months, Pi every 10 days. The most recent releases landed on September 26, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | TeachKloud | Pi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (34 ratings)](https://appshunter.io/ios/app/pi-squared/id6737175718/reviews)** |
| Number of ratings | — | **34** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | — | Ad-supported |
| Size | 56 MB | 89 MB |
| Requires iOS | 15.5 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TeachKloud](https://appshunter.io/developer/1510694451) | [David Carr](https://appshunter.io/developer/1775086517) |

## What reviewers say

### TeachKloud

[App page](https://appshunter.io/ios/app/teachkloud/id1510694452)

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

**In-app purchases:** none


### Pi

[App page](https://appshunter.io/ios/app/pi-squared/id6737175718)

Engage in quick math challenges and compete with friends to improve your skills. This app transforms math learning into an exciting game, making it fun and accessible for all ages. Swap mindless scrolling for brain-boosting battles and enjoy a positive learning environment.

**Highlights:** Time-pressured math quizzes, Leaderboard competition, Daily math challenges, Smarter screen time alternative, Positive reinforcement messages, Math skill improvement

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent math tool
- 👍 Fun and engaging
- 👍 Intuitive and easy to navigate
- 👍 Great for learning and practice
- 👍 Wakes up the brain


## Frequently asked questions

### Is TeachKloud free?

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

### Is Pi free?

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

### Do TeachKloud or Pi have ads?

Pi shows ads; TeachKloud does not.

### Which is updated more often, TeachKloud or Pi?

TeachKloud ships an update every 2 months, and Pi every 10 days. Most recently, TeachKloud was updated on September 26, 2026 and Pi on October 15, 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.*