# BitBitCS vs Solve It! Pre

The clearest difference is iOS requirement: BitBitCS at 13.0 against Solve It! Pre's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. BitBitCS sells 1 in-app purchase, starting at $4.99 per month and Solve It! Pre sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

BitBitCS ships an update every 8 days, Solve It! Pre every 6 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | BitBitCS | Solve It! Pre |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/solve-it-pre-algebra/id6817402311/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 33 MB | 10 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [LIN SUN](https://appshunter.io/developer/1764594272) | [Zubin Khavarian](https://appshunter.io/developer/6815880720) |

## What reviewers say

### BitBitCS

[App page](https://appshunter.io/ios/app/bitbitcs/id6661013090)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per month |


### Solve It! Pre

[App page](https://appshunter.io/ios/app/solve-it-pre-algebra/id6817402311)

This app teaches pre-algebra concepts through animated visuals and interactive games. It breaks down complex ideas into short lessons, offering practice and quizzes with immediate feedback. Users can track their progress and play engaging games to reinforce learned skills.

**Highlights:** Animated visual explanations for math rules, 66 short lessons across 14 tracks, Learn, practice, and quiz format, Interactive games for skill reinforcement, Progress tracking and results tab, No timers or lives in learning mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $4.99 | one-time |


## Frequently asked questions

### Is BitBitCS free?

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

### Is Solve It! Pre free?

Solve It! Pre is free to download, with in-app purchases available.

### Do BitBitCS or Solve It! Pre have ads?

Neither BitBitCS nor Solve It! Pre shows ads.

### Which is updated more often, BitBitCS or Solve It! Pre?

BitBitCS ships an update every 8 days, and Solve It! Pre every 6 days. Most recently, BitBitCS was updated on October 25, 2026 and Solve It! Pre on October 29, 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.*