# LockerimRB vs Kumu.

The clearest difference is price: LockerimRB at Free against Kumu.'s $0.99. LockerimRB also leads on iOS requirement (15.6 vs 26.0). Kumu.'s advantage is update cadence (weekly vs every 2 months). On ads, in-app purchases and device support there is nothing between them.

LockerimRB is free to download; Kumu. costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

LockerimRB ships an update every 2 months, Kumu. weekly. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | LockerimRB | Kumu. |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 68 MB | 40 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Rav-Bariach Industries Ltd.](https://appshunter.io/developer/1547429561) | [Alon Malev](https://appshunter.io/developer/6812031769) |

## What reviewers say

### LockerimRB

[App page](https://appshunter.io/ios/app/lockerimrb/id6448728030)

**Features:** Vision Pro support

**In-app purchases:** none


### Kumu.

[App page](https://appshunter.io/ios/app/kumu/id6812031767)

**In-app purchases:** none


## Frequently asked questions

### Is LockerimRB free?

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

### Is Kumu. free?

Kumu. costs $0.99, with no in-app purchases.

### Do LockerimRB or Kumu. have ads?

Neither LockerimRB nor Kumu. shows ads.

### Which is updated more often, LockerimRB or Kumu.?

LockerimRB ships an update every 2 months, and Kumu. weekly. Most recently, LockerimRB was updated on October 7, 2026 and Kumu. on October 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*