# IDEP vs KeepLit

The clearest difference is in-app purchases: IDEP at none against KeepLit's 1. IDEP also leads on iOS requirement (15.6 vs 17.0). KeepLit's advantage is update cadence (every 9 days vs every 12 months). On price, ads and device support there is nothing between them.

Both are free to download. KeepLit sells 1 one-off in-app purchase. IDEP asks for nothing beyond the download.

IDEP ships an update every 12 months, KeepLit every 9 days. The most recent releases landed on October 20, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | IDEP | KeepLit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 9 days** |
| Size | 47 MB | 1 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [帅 王](https://appshunter.io/developer/1740124116) | [ChihHung Chang](https://appshunter.io/developer/1882934211) |

## What reviewers say

### IDEP

[App page](https://appshunter.io/ios/app/idep/id6483617348)

**Features:** macOS Compatibility

**In-app purchases:** none


### KeepLit

[App page](https://appshunter.io/ios/app/keeplit-screen-always-on/id6760643625)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | one-time |


## Frequently asked questions

### Is IDEP free?

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

### Is KeepLit free?

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

### Do IDEP or KeepLit have ads?

Neither IDEP nor KeepLit shows ads.

### Which is updated more often, IDEP or KeepLit?

IDEP ships an update every 12 months, and KeepLit every 9 days. Most recently, IDEP was updated on October 20, 2026 and KeepLit on October 11, 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.*