# Pi vs TTII

Pi and TTII are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Pi ships an update every 2 months, TTII every 5 weeks. The most recent releases landed on October 9, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Pi | TTII |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 206 MB | 97 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Abdul Rafeeque Parakkal](https://appshunter.io/developer/1464562964) | [Abdul Rafeeque Parakkal](https://appshunter.io/developer/1464562964) |

## What reviewers say

### Pi

[App page](https://appshunter.io/ios/app/pi-rates-learning/id6480366979)

**In-app purchases:** none


### TTII

[App page](https://appshunter.io/ios/app/ttii/id6745330435)

**In-app purchases:** none


## Frequently asked questions

### Is Pi free?

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

### Is TTII free?

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

### Do Pi or TTII have ads?

Neither Pi nor TTII shows ads.

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

Pi ships an update every 2 months, and TTII every 5 weeks. Most recently, Pi was updated on October 9, 2026 and TTII 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.*