# Spectrumizer vs Increment

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

Both are free to download. Increment sells 1 one-off in-app purchase. Spectrumizer asks for nothing beyond the download.

Spectrumizer ships an update every 5 days, Increment every 4 days. The most recent releases landed on November 8, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | Spectrumizer | Increment |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/increment-mental-math/id6791279337/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 7 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mehran Naghizadeh](https://appshunter.io/developer/1273578621) | [SSGM LLC](https://appshunter.io/developer/6791279339) |

## What reviewers say

### Spectrumizer

[App page](https://appshunter.io/ios/app/spectrumizer/id6739510841)

**Features:** macOS Compatibility

**In-app purchases:** none


### Increment

[App page](https://appshunter.io/ios/app/increment-mental-math/id6791279337)

Test your reflexes with this fast-paced arcade game where you transform numbers based on simple arithmetic instructions before the timer runs out. Challenge friends to 1v1 races or compete on daily leaderboards.

**Highlights:** Arcade-style arithmetic challenges, Transform numbers based on instructions, Timed gameplay with increasing difficulty, 1v1 multiplayer races, Daily puzzles and leaderboards, Unlockable keypad and number styles

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Spectrumizer free?

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

### Is Increment free?

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

### Do Spectrumizer or Increment have ads?

Increment shows ads; Spectrumizer does not.

### Which is updated more often, Spectrumizer or Increment?

Spectrumizer ships an update every 5 days, and Increment every 4 days. Most recently, Spectrumizer was updated on November 8, 2026 and Increment on November 13, 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.*