# Operator vs SumX

The clearest difference is ads: Operator at none against SumX's shown. Operator also leads on update cadence (every 4 days vs every 11 days). SumX's advantage is iOS requirement (15.1 vs 17.6). On price, 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.

Operator ships an update every 4 days, SumX every 11 days. The most recent releases landed on October 19, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Operator | SumX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (18 ratings)](https://appshunter.io/ios/app/operator-math-puzzle-game/id6756993326/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 11 days |
| Monetization | Free | — |
| Size | 5 MB | 41 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Brian Davis](https://appshunter.io/developer/1864116024) | [SumX Games LTD.](https://appshunter.io/developer/1872948245) |

## What reviewers say

### Operator

[App page](https://appshunter.io/ios/app/operator-math-puzzle-game/id6756993326)

Engage in quick, brain-boosting math puzzles that transform arithmetic into an exciting challenge. This logic game offers various difficulty modes and a daily challenge to keep your mind sharp and alert, whether you're a student or an adult seeking a mental workout.

**Highlights:** Four standard difficulty modes, Daily 3x3 grid challenge, Offline and online play, Global leaderboards, Progress tracking and achievements, Timed equation solving

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

**In-app purchases:** none


### SumX

[App page](https://appshunter.io/ios/app/sumx-daily-math-brain-puzzle/id6758439413)

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

**In-app purchases:** none


## Frequently asked questions

### Is Operator free?

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

### Is SumX free?

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

### Do Operator or SumX have ads?

SumX shows ads; Operator does not.

### Which is updated more often, Operator or SumX?

Operator ships an update every 4 days, and SumX every 11 days. Most recently, Operator was updated on October 19, 2026 and SumX on October 25, 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.*