# Lorden vs KeepKnow

The clearest difference is update cadence: KeepKnow at every 3 months against Lorden's every 24 months. Lorden's advantage is iOS requirement (11.0 vs 13.0). 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.

Lorden ships an update every 24 months, KeepKnow every 3 months. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Lorden | KeepKnow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 3 months** |
| Size | 43 MB | 48 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Silverline Solutions](https://appshunter.io/developer/1453561976) | [KeepKnow New Energy Limited](https://appshunter.io/developer/1893814746) |

## What reviewers say

### Lorden

[App page](https://appshunter.io/ios/app/lorden/id1542600527)

**In-app purchases:** none


### KeepKnow

[App page](https://appshunter.io/ios/app/keepknow/id6762320766)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lorden free?

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

### Is KeepKnow free?

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

### Do Lorden or KeepKnow have ads?

Neither Lorden nor KeepKnow shows ads.

### Which is updated more often, Lorden or KeepKnow?

Lorden ships an update every 24 months, and KeepKnow every 3 months. Most recently, Lorden was updated on October 12, 2026 and KeepKnow on October 15, 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.*