# Rapid Fire 100 vs Sudoku Terminator2

The clearest difference is update cadence: Sudoku Terminator2 at every 5 days against Rapid Fire 100's every 3 months. Sudoku Terminator2 also leads on iOS requirement (11.0 vs 13). 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.

Rapid Fire 100 ships an update every 3 months, Sudoku Terminator2 every 5 days. The most recent releases landed on October 26, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Rapid Fire 100 | Sudoku Terminator2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (2 ratings)](https://appshunter.io/ios/app/sudoku-terminator2/id1661106540/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 57.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | — | Ad-supported |
| Size | 3 MB | 74 MB |
| Requires iOS | 13 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CriticalBlue Ltd](https://appshunter.io/developer/1032709343) | [大胜 纪](https://appshunter.io/developer/320513564) |

## What reviewers say

### Rapid Fire 100

[App page](https://appshunter.io/ios/app/rapid-fire-100/id1032709344)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sudoku Terminator2

[App page](https://appshunter.io/ios/app/sudoku-terminator2/id1661106540)

This app offers a unique Sudoku experience with advanced problem-solving techniques and an incredibly smooth control system. It includes a powerful universal solver and a vast collection of puzzles, ensuring endless replayability. The app is designed to be compact and power-efficient.

**Highlights:** Advanced problem-solving techniques with animation, Efficient and smooth single-click number input, Universal Sudoku solver for any puzzle, Massive collection of unique Sudoku puzzles, Compact and power-saving design

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

**In-app purchases:** none


## Frequently asked questions

### Is Rapid Fire 100 free?

Rapid Fire 100 is free to download, with no in-app purchases.

### Is Sudoku Terminator2 free?

Sudoku Terminator2 is free to download, with no in-app purchases.

### Do Rapid Fire 100 or Sudoku Terminator2 have ads?

Neither Rapid Fire 100 nor Sudoku Terminator2 shows ads.

### Which is updated more often, Rapid Fire 100 or Sudoku Terminator2?

Rapid Fire 100 ships an update every 3 months, and Sudoku Terminator2 every 5 days. Most recently, Rapid Fire 100 was updated on October 26, 2026 and Sudoku Terminator2 on October 8, 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.*