# NumBool vs Cross Math

The clearest difference is ads: NumBool at none against Cross Math's shown. NumBool also leads on monetization model (free vs ad-supported). Cross Math's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, 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.

NumBool ships an update every 5 days, Cross Math every 3 days. The most recent releases landed on June 1, 2026 and August 16, 2026 respectively.

## The numbers

| Metric | NumBool | Cross Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/numbool/id6444843264/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | **Free** | Ad-supported |
| Size | 10 MB | 69 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Furkan Bozgoz](https://appshunter.io/developer/1585153052) | [Chengdu Boladu Technology Co., Ltd.](https://appshunter.io/developer/1840785220) |

## What reviewers say

### NumBool

[App page](https://appshunter.io/ios/app/numbool/id6444843264)

Engage in a competitive logic game where players guess each other's secret 5-digit sequences. Hone your deductive skills in a practice mode or challenge friends directly. Climb the leaderboards and prove your strategic prowess.

**Highlights:** Multiplayer logic challenges, Guess opponent's digit sequence, Practice mode for skill development, Friend invitations, Ranking table for stats comparison, Matchmaking feature

**Features:** macOS Compatibility

**In-app purchases:** none


### Cross Math

[App page](https://appshunter.io/ios/app/cross-math-logic-puzzle/id6744143253)

Engage your mind with a number puzzle game that combines logic and strategy. Solve grid-based challenges with simple rules, from easy to expert levels. Enjoy daily puzzles and track your progress with smart statistics.

**Highlights:** Fill the grid with numbers, Strategic thinking required, Multiple difficulty levels, Daily challenge mode, Progress tracking statistics, Endless mode with limited mistakes, Offline play support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NumBool free?

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

### Is Cross Math free?

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

### Do NumBool or Cross Math have ads?

Cross Math shows ads; NumBool does not.

### Which is updated more often, NumBool or Cross Math?

NumBool ships an update every 5 days, and Cross Math every 3 days. Most recently, NumBool was updated on June 1, 2026 and Cross Math on August 16, 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.*