# Strong Mind Estimator vs Coloring Maker

The clearest difference is price: Coloring Maker at Free against Strong Mind Estimator's $29.99. Coloring Maker also leads on rating (5.0 vs 1.0) and update cadence (weekly vs every 20 months). Strong Mind Estimator's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.6). On ratings volume and in-app purchases there is nothing between them.

Coloring Maker is free to download; Strong Mind Estimator costs $29.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Coloring Maker holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Strong Mind Estimator ships an update every 20 months, Coloring Maker weekly. The most recent releases landed on October 10, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Strong Mind Estimator | Coloring Maker |
| --- | --- | --- |
| Price | $29.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/strong-mind-estimator/id1383404371/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/coloring-maker/id6445834909/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 20 months | **Weekly** |
| Monetization | Paid | **Ad-supported** |
| Size | 169 MB | 230 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Donalee Markus](https://appshunter.io/developer/396769078) | [Yutaka Kato](https://appshunter.io/developer/1674092270) |

## What reviewers say

### Strong Mind Estimator

[App page](https://appshunter.io/ios/app/strong-mind-estimator/id1383404371)

Enhance your mental math, processing speed, and decision-making confidence with this clinical-grade brain training exercise. It focuses on numerical reasoning and approximation to improve daily judgment calls and cognitive shortcuts.

**Highlights:** Mental math and quick estimation, Processing speed enhancement, Decision-making confidence, Numerical reasoning, Cognitive training science, Progressive difficulty

**Features:** macOS Compatibility

**In-app purchases:** none


### Coloring Maker

[App page](https://appshunter.io/ios/app/coloring-maker/id6445834909)

Transform photos into custom coloring books. Create outlines from images or draw your own, then color them with various tools. Save, share, and even create custom stamps for a personalized coloring experience.

**Highlights:** Create coloring books from photos, Draw custom outlines, Edit and fine-tune outlines, Color with various tools, Create custom stamps, Save and share creations, Child lock function

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Strong Mind Estimator free?

Strong Mind Estimator costs $29.99, with no in-app purchases.

### Is Coloring Maker free?

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

### Which has better reviews, Strong Mind Estimator or Coloring Maker?

Coloring Maker is rated higher. Strong Mind Estimator averages 1.0 out of 5 from 1 ratings, while Coloring Maker averages 5.0 from 2 ratings.

### Do Strong Mind Estimator or Coloring Maker have ads?

Coloring Maker shows ads; Strong Mind Estimator does not.

### Which is updated more often, Strong Mind Estimator or Coloring Maker?

Strong Mind Estimator ships an update every 20 months, and Coloring Maker weekly. Most recently, Strong Mind Estimator was updated on October 10, 2026 and Coloring Maker on October 27, 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.*