# Number Facts! vs Sunlight Hours

The clearest difference is in-app purchases: Number Facts! at none against Sunlight Hours's 2. Sunlight Hours's advantage is update cadence (every 3 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sunlight Hours sells 2 one-off in-app purchases. Number Facts! asks for nothing beyond the download.

Number Facts! ships an update every 3 months, Sunlight Hours every 3 days. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Number Facts! | Sunlight Hours |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 3 days** |
| Size | 30 MB | 44 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Nandha Kumar Ravi](https://appshunter.io/developer/1430918680) | [NovaNext](https://appshunter.io/developer/1285557502) |

## What reviewers say

### Number Facts!

[App page](https://appshunter.io/ios/app/number-facts/id1491900209)

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

**In-app purchases:** none


### Sunlight Hours

[App page](https://appshunter.io/ios/app/sunlight-hours/id6499107039)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $0.99 | one-time |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Number Facts! free?

Number Facts! is free to download, with no in-app purchases.

### Is Sunlight Hours free?

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

### Do Number Facts! or Sunlight Hours have ads?

Both Number Facts! and Sunlight Hours show ads.

### Which is updated more often, Number Facts! or Sunlight Hours?

Number Facts! ships an update every 3 months, and Sunlight Hours every 3 days. Most recently, Number Facts! was updated on October 26, 2026 and Sunlight Hours on October 30, 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.*