# Find Prime Num vs Learnopia

The clearest difference is in-app purchases: Find Prime Num at none against Learnopia's 1. Find Prime Num also leads on update cadence (every 4 days vs every 2 months) and iOS requirement (12.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Learnopia sells 1 one-off in-app purchase. Find Prime Num asks for nothing beyond the download.

Find Prime Num ships an update every 4 days, Learnopia every 2 months. Both last shipped on September 10, 2026.

## The numbers

| Metric | Find Prime Num | Learnopia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/find-prime-num/id1505409395/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 months |
| Monetization | Free | — |
| Size | 8 MB | 55 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Duo Pisceses, Inc.](https://appshunter.io/developer/850707063) | [Krishna Raj Salim](https://appshunter.io/developer/1638689285) |

## What reviewers say

### Find Prime Num

[App page](https://appshunter.io/ios/app/find-prime-num/id1505409395)

Quickly determine if a number is prime and find one of its factors. This app also measures calculation time to help you benchmark your device's processing speed. Share your results and compare performance with others.

**Highlights:** Calculate prime numbers up to 64-bit integers, Measure processing time for device speed comparison, Find one factor of a non-prime number, Share calculation results, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Learnopia

[App page](https://appshunter.io/ios/app/learnopia/id6745454910)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ad. | $1.99 | one-time |


## Frequently asked questions

### Is Find Prime Num free?

Find Prime Num is free to download, with no in-app purchases.

### Is Learnopia free?

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

### Do Find Prime Num or Learnopia have ads?

Neither Find Prime Num nor Learnopia shows ads.

### Which is updated more often, Find Prime Num or Learnopia?

Find Prime Num ships an update every 4 days, and Learnopia every 2 months. Most recently, Find Prime Num was updated on September 10, 2026 and Learnopia on September 10, 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.*