# Griplio vs Entropy

The clearest difference is update cadence: Griplio at every 8 days against Entropy's every 2 weeks. Griplio also leads on iOS requirement (10.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Griplio sells 5 in-app purchases, starting at $1.99 per month and Entropy sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Griplio ships an update every 8 days, Entropy every 2 weeks. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Griplio | Entropy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/griplio/id1517948310/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Monetization | Freemium | — |
| Size | 866 MB | 6 MB |
| Requires iOS | **10.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [上海传影科技有限公司](https://appshunter.io/developer/1195776542) | [Erdener Uyan](https://appshunter.io/developer/1843571074) |

## What reviewers say

### Griplio

[App page](https://appshunter.io/ios/app/griplio/id1517948310)

Enhance your cognitive abilities with a variety of engaging mind training programs. Improve concentration, memory, logic, and more through personalized daily workouts and competitive challenges. Transform your daily life with sharper focus and improved productivity.

**Highlights:** Over 20 mind training programs, Personalized daily workouts, Track strong areas and improvement potential, Compete with other players (PK), Stunning graphics and easy usability, Boost concentration, memory, logic, and math skills

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Member Subscription | $1.99 | per month |
| Annual Member Subscription | $17.99 | per year |
| Monthly | $19.99 | per month |
| Yearly | $29.99 | per year |
| Lifetime | $59.99 | one-time |


### Entropy

[App page](https://appshunter.io/ios/app/entropy-zero/id6757635585)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Emergency Kit | $0.99 | one-time |
| Hacker Bundle | $2.99 | one-time |
| Developer Access | $4.99 | one-time |
| Survival Mode | $9.99 | one-time |


## Frequently asked questions

### Is Griplio free?

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

### Is Entropy free?

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

### Do Griplio or Entropy have ads?

Neither Griplio nor Entropy shows ads.

### Which is updated more often, Griplio or Entropy?

Griplio ships an update every 8 days, and Entropy every 2 weeks. Most recently, Griplio was updated on October 3, 2026 and Entropy on October 4, 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.*