# Kumar Jay vs KarlLang

The clearest difference is update cadence: KarlLang at monthly against Kumar Jay's every 13 months. Kumar Jay's advantage is iOS requirement (12.4 vs 15.0). 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.

Kumar Jay ships an update every 13 months, KarlLang monthly. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Kumar Jay | KarlLang |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Monthly** |
| Size | 35 MB | 35 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TagMango Inc](https://appshunter.io/developer/1611765353) | [Sung Chul Park](https://appshunter.io/developer/1878016675) |

## What reviewers say

### Kumar Jay

[App page](https://appshunter.io/ios/app/kumar-jay/id6443796901)

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

**In-app purchases:** none


### KarlLang

[App page](https://appshunter.io/ios/app/karllang/id6759307926)

**In-app purchases:** none


## Frequently asked questions

### Is Kumar Jay free?

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

### Is KarlLang free?

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

### Do Kumar Jay or KarlLang have ads?

Neither Kumar Jay nor KarlLang shows ads.

### Which is updated more often, Kumar Jay or KarlLang?

Kumar Jay ships an update every 13 months, and KarlLang monthly. Most recently, Kumar Jay was updated on November 7, 2026 and KarlLang on November 5, 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.*