# Hidden Numbers vs Pi Run

The clearest difference is review sentiment: Pi Run at 100% against Hidden Numbers's 0%. Pi Run also leads on rating (5.0 vs 3.0) and in-app purchases (none vs 10). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. Hidden Numbers sells 10 one-off in-app purchases. Pi Run asks for nothing beyond the download.

Pi Run holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews point the same way: 0% of Hidden Numbers's written reviews are positive against 100% of Pi Run's.

## The numbers

| Metric | Hidden Numbers | Pi Run |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/hidden-numbers-hidden-objects/id1227396653/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pi-run/id6761243710/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 81 months | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 20 MB | 41 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hiren Patel](https://appshunter.io/developer/914022084) | [SARAH ELIZABETH HOLMES](https://appshunter.io/developer/1888372656) |

## What reviewers say

### Hidden Numbers

[App page](https://appshunter.io/ios/app/hidden-numbers-hidden-objects/id1227396653)

Engage in a visual challenge to find hidden numbers within beautiful scenes. Test your observation skills by spotting differences and racing against the clock. Unlock new packs and levels with in-app purchases.

**Highlights:** Find 10 hidden numbers, Spot differences in pictures, 30 beautiful background scenes, Use hints for assistance, Challenge other players, Share scores on social media

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| buy pack-1 | $0.99 | one-time |
| buy pack-2 | $0.99 | one-time |
| buy pack-3 | $0.99 | one-time |
| buy 10 hints | $0.99 | one-time |
| remove Ads | $1.99 | one-time |
| buy 30 hints | $1.99 | one-time |
| buy 50 hints | $2.99 | one-time |
| Full Version (all packs + remove Ads + 300 hints) | $3.99 | one-time |
| buy 100 hints | $3.99 | one-time |
| buy 200 hints | $4.99 | one-time |


### Pi Run

[App page](https://appshunter.io/ios/app/pi-run/id6761243710)

Test your memory and reaction speed by recalling digits of pi to advance. Correctly typing the next number keeps you running, while mistakes cause the ground to disappear. Compete against your high score to see how far you can progress.

**Highlights:** Memory-based gameplay, Speed and reaction challenge, High score tracking, Progressive difficulty, Simple input mechanic

**In-app purchases:** none


## Frequently asked questions

### Is Hidden Numbers free?

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

### Is Pi Run free?

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

### Which has better reviews, Hidden Numbers or Pi Run?

Pi Run is rated higher. Hidden Numbers averages 3.0 out of 5 from 2 ratings, while Pi Run averages 5.0 from 2 ratings.

### Do Hidden Numbers or Pi Run have ads?

Hidden Numbers shows ads; Pi Run does not.

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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.*