# teXplain vs BitBit

The clearest difference is in-app purchases: teXplain at none against BitBit's 3. BitBit's advantage is update cadence (every 3 weeks vs every 18 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. BitBit sells 3 in-app purchases, starting at $2.99 per 7 days. teXplain asks for nothing beyond the download.

teXplain ships an update every 18 months, BitBit every 3 weeks. The most recent releases landed on October 8, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | teXplain | BitBit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 3 weeks** |
| Size | 50 MB | 5 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tipli - Tecnologie Informatiche Per L'innovazione ODV](https://appshunter.io/developer/1596563911) | [Dimitri Giani](https://appshunter.io/developer/288361596) |

## What reviewers say

### teXplain

[App page](https://appshunter.io/ios/app/texplain/id6469552575)

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

**In-app purchases:** none


### BitBit

[App page](https://appshunter.io/ios/app/bitbit-learn-app-development/id6477713212)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weeks Subscription | $2.99 | per 7 days |
| Month Subscription | $4.99 | per month |
| Year Subscription | $11.99 | per year |


## Frequently asked questions

### Is teXplain free?

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

### Is BitBit free?

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

### Do teXplain or BitBit have ads?

Neither teXplain nor BitBit shows ads.

### Which is updated more often, teXplain or BitBit?

teXplain ships an update every 18 months, and BitBit every 3 weeks. Most recently, teXplain was updated on October 8, 2026 and BitBit on September 26, 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.*