# RandomFizzBuzz vs Cross Number

The clearest difference is in-app purchases: Cross Number at none against RandomFizzBuzz's 1. Cross Number also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. RandomFizzBuzz sells 1 one-off in-app purchase. Cross Number asks for nothing beyond the download.

RandomFizzBuzz ships an update every 5 weeks, Cross Number every 3 weeks. The most recent releases landed on September 10, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | RandomFizzBuzz | Cross Number |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (3.1K ratings)](https://appshunter.io/ios/app/cross-number-math-puzzle/id6657961869/reviews)** |
| Number of ratings | — | **3.1K** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 20 MB | 94 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Koichiro Ueki](https://appshunter.io/developer/1734199506) | [Doodle Mobile Limited](https://appshunter.io/developer/1139648773) |

## What reviewers say

### RandomFizzBuzz

[App page](https://appshunter.io/ios/app/randomfizzbuzz/id6642706096)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ad Dispaly | $1.99 | one-time |


### Cross Number

[App page](https://appshunter.io/ios/app/cross-number-math-puzzle/id6657961869)

This number puzzle game challenges your logic and concentration with thousands of math problems. Fill grids with numbers using arithmetic operations to satisfy equations and constraints. Enjoy daily challenges and seasonal events with no time limit.

**Highlights:** Thousands of challenging number puzzles, Addition, subtraction, multiplication, division, Various difficulty levels, Daily challenges and seasonal events, No time limit, Useful hints, Offline mode

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

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and engaging
- 🧠 Keeps mind sharp
- 🎨 Rewarding and creative

**What reviewers complain about**

- 🚧 Too many ads
- ⏱️ Long wait times between games
- 💰 Excessive in-app purchases

**Reported bugs**

- Crashes on older devices
- Login issues

**Requested features**

- Difficulty settings
- Offline mode
- Progress tracking


## Frequently asked questions

### Is RandomFizzBuzz free?

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

### Is Cross Number free?

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

### Do RandomFizzBuzz or Cross Number have ads?

Both RandomFizzBuzz and Cross Number show ads.

### Which is updated more often, RandomFizzBuzz or Cross Number?

RandomFizzBuzz ships an update every 5 weeks, and Cross Number every 3 weeks. Most recently, RandomFizzBuzz was updated on September 10, 2026 and Cross Number 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.*