# Strong Mind Puzzles vs ONO

The clearest difference is review sentiment: ONO at 100% against Strong Mind Puzzles's 45%. ONO also leads on price (Free vs $29.99) and rating (5.0 vs 4.1). Strong Mind Puzzles's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.0). On ratings volume, update cadence, in-app purchases and device support there is nothing between them.

ONO is free to download; Strong Mind Puzzles costs $29.99 up front. Strong Mind Puzzles sells 1 one-off in-app purchase and ONO sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ONO holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 10 and 9 respectively. Written reviews point the same way: 45% of Strong Mind Puzzles's written reviews are positive against 100% of ONO's.

Strong Mind Puzzles ships an update every 5 weeks, ONO every 2 months. Both last shipped on October 14, 2026.

## The numbers

| Metric | Strong Mind Puzzles | ONO |
| --- | --- | --- |
| Price | $29.99 | **Free** |
| Rating | [4.1 (10 ratings)](https://appshunter.io/ios/app/strong-mind-puzzles/id396769075/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/ono-think-straight/id1533608908/reviews)** |
| Number of ratings | **10** | 9 |
| Positive reviews | 45.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 127 MB | 98 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Donalee Markus](https://appshunter.io/developer/396769078) | [Real Maxwell LLC](https://appshunter.io/developer/1296946363) |

## What reviewers say

### Strong Mind Puzzles

[App page](https://appshunter.io/ios/app/strong-mind-puzzles/id396769075)

This game challenges your brain with progressively difficult puzzles designed to enhance cognitive skills. It helps users reduce impulsivity, improve planning, and develop introspection through unique gameplay mechanics.

**Highlights:** Progressively difficult puzzle variations, Internal dialogue for skill building, Reduces impulsivity, Enhances planning behavior, Encourages introspection, Error-detection reflex training

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Levels 4-9 | $1.99 | one-time |


### ONO

[App page](https://appshunter.io/ios/app/ono-think-straight/id1533608908)

A unique logic puzzle game where you clear 'O's from the screen to achieve 'ONO'. It offers a hybrid casual puzzle experience with increasing complexity and variety. Designed to improve clarity, focus, and working memory through engaging gameplay.

**Highlights:** Unique logic puzzle mechanics, Chain reaction gameplay, Hybrid casual puzzle experience, Improves clarity and focus, 24 levels with increasing difficulty, Free play mode, Thousands of puzzle variations

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads in ONO | $0.99 | one-time |


## Frequently asked questions

### Is Strong Mind Puzzles free?

Strong Mind Puzzles costs $29.99, and also offers in-app purchases.

### Is ONO free?

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

### Which has better reviews, Strong Mind Puzzles or ONO?

ONO is rated higher. Strong Mind Puzzles averages 4.1 out of 5 from 10 ratings, while ONO averages 5.0 from 9 ratings.

### Do Strong Mind Puzzles or ONO have ads?

ONO shows ads; Strong Mind Puzzles does not.

### Which is updated more often, Strong Mind Puzzles or ONO?

Strong Mind Puzzles ships an update every 5 weeks, and ONO every 2 months. Most recently, Strong Mind Puzzles was updated on October 14, 2026 and ONO on October 14, 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.*