# Kids Learn to Sort vs Atomic Puzzles

The clearest difference is update cadence: Kids Learn to Sort at every 2 months against Atomic Puzzles's every 11 months. Kids Learn to Sort also leads on iOS requirement (12.0 vs 16.0). Atomic Puzzles's advantage is price ($0.99 vs $2.99) and ratings volume (5 vs 1). On rating, ads, in-app purchases and monetization model there is nothing between them.

Kids Learn to Sort costs $2.99 and Atomic Puzzles $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Kids Learn to Sort against 5.0 for Atomic Puzzles. That said, the two scores are not equally well evidenced: Atomic Puzzles has 5 ratings behind it against 1, so its average is the more settled of the two.

Kids Learn to Sort ships an update every 2 months, Atomic Puzzles every 11 months. Both last shipped on September 26, 2026.

## The numbers

| Metric | Kids Learn to Sort | Atomic Puzzles |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/kids-learn-to-sort/id1158892168/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/atomic-puzzles/id1222130940/reviews) |
| Number of ratings | 1 | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 11 months |
| Monetization | Paid | Paid |
| Size | 78 MB | 283 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Intellijoy](https://appshunter.io/developer/471989881) | [Little Bit Studio, LLC](https://appshunter.io/developer/1064989969) |

## What reviewers say

### Kids Learn to Sort

[App page](https://appshunter.io/ios/app/kids-learn-to-sort/id1158892168)

This educational game helps preschoolers learn fundamental sorting skills through interactive activities. Guided by a friendly monster, children can practice sorting by shape, size, color, and more.

**Highlights:** Sort by shape, Sort by size, Sort by color, Sort by numerical count, Sort by spatial direction, Sort by occupation, Sort by household area, Sort by clothing type, Sort by animal habitat

**Features:** macOS Compatibility

**In-app purchases:** none


### Atomic Puzzles

[App page](https://appshunter.io/ios/app/atomic-puzzles/id1222130940)

Experience traditional puzzles with a twist! Assemble jigsaws that animate continuously or come to life upon completion. Enjoy elements of surprise and beauty with a variety of themes and customizable options.

**Highlights:** Live and 3D animated puzzles, Custom puzzles from your photos, Multiple difficulty levels, Optional puzzle rotation, Unique story play mode, No third-party advertising

**In-app purchases:** none


## Frequently asked questions

### Is Kids Learn to Sort free?

Kids Learn to Sort costs $2.99, with no in-app purchases.

### Is Atomic Puzzles free?

Atomic Puzzles costs $0.99, with no in-app purchases.

### Which has better reviews, Kids Learn to Sort or Atomic Puzzles?

Kids Learn to Sort and Atomic Puzzles are both rated 5.0 out of 5 on the App Store, from 1 and 5 ratings respectively.

### Do Kids Learn to Sort or Atomic Puzzles have ads?

Neither Kids Learn to Sort nor Atomic Puzzles shows ads.

### Which is updated more often, Kids Learn to Sort or Atomic Puzzles?

Kids Learn to Sort ships an update every 2 months, and Atomic Puzzles every 11 months. Most recently, Kids Learn to Sort was updated on September 26, 2026 and Atomic Puzzles on September 26, 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.*