# fiilX vs Cross Sum Mania

The clearest difference is rating: Cross Sum Mania at 5.0 against fiilX's 1.0. Cross Sum Mania also leads on update cadence (every 3 weeks vs every 2 months). fiilX's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Cross Sum Mania holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

fiilX ships an update every 2 months, Cross Sum Mania every 3 weeks. The most recent releases landed on October 19, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | fiilX | Cross Sum Mania |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/fiilx/id596229203/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cross-sum-mania/id6670564521/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 0 MB | 4 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Steve Berrick](https://appshunter.io/developer/523616836) | [Gilbert Gonsalves](https://appshunter.io/developer/492123194) |

## What reviewers say

### fiilX

[App page](https://appshunter.io/ios/app/fiilx/id596229203)

This game introduces toddlers to touchscreens with a simple coloring activity. Players tap pixels to complete levels, with pixels becoming smaller to improve touch accuracy. Completing all levels unlocks a surprise.

**Highlights:** Touchpoint accuracy training, Coloring activity, Progressively smaller pixels, Unlockable surprise, Simple interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Cross Sum Mania

[App page](https://appshunter.io/ios/app/cross-sum-mania/id6670564521)

Solve challenging number puzzles by completing overlapping equations. Use digits 1-9 once per puzzle to fulfill both horizontal and vertical math problems. This free game offers a fun and mentally stimulating experience.

**Highlights:** Overlapping horizontal and vertical equations, Uses digits 1-9 once per puzzle, Requires completion of all equations, Challenging logic gameplay, Free to play

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is fiilX free?

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

### Is Cross Sum Mania free?

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

### Which has better reviews, fiilX or Cross Sum Mania?

Cross Sum Mania is rated higher. fiilX averages 1.0 out of 5 from 1 ratings, while Cross Sum Mania averages 5.0 from 1 ratings.

### Do fiilX or Cross Sum Mania have ads?

Neither fiilX nor Cross Sum Mania shows ads.

### Which is updated more often, fiilX or Cross Sum Mania?

fiilX ships an update every 2 months, and Cross Sum Mania every 3 weeks. Most recently, fiilX was updated on October 19, 2026 and Cross Sum Mania on October 4, 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.*