# Divisors vs isPrime?

The clearest difference is update cadence: isPrime? at daily against Divisors's weekly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Divisors ships an update weekly, isPrime? daily. Both last shipped on October 7, 2026.

## The numbers

| Metric | Divisors | isPrime? |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Daily** |
| Size | 7 MB | 0 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DORU SULAR](https://appshunter.io/developer/1675124003) | [Omer Faruk Mesebuken](https://appshunter.io/developer/1655501999) |

## What reviewers say

### Divisors

[App page](https://appshunter.io/ios/app/divisors/id6446118285)

**In-app purchases:** none


### isPrime?

[App page](https://appshunter.io/ios/app/isprime/id6478832061)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Divisors free?

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

### Is isPrime? free?

isPrime? is free to download, with no in-app purchases.

### Do Divisors or isPrime? have ads?

Neither Divisors nor isPrime? shows ads.

### Which is updated more often, Divisors or isPrime??

Divisors ships an update weekly, and isPrime? daily. Most recently, Divisors was updated on October 7, 2026 and isPrime? on October 7, 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.*