# KALKUL vs Namoē

The clearest difference is in-app purchases: KALKUL at none against Namoē's 1. KALKUL also leads on update cadence (every 6 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Namoē sells 1 in-app purchase, starting at $6.99 per month. KALKUL asks for nothing beyond the download.

KALKUL ships an update every 6 days, Namoē fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | KALKUL | Namoē |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Fortnightly |
| Size | 71 MB | 111 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Kalkul Inc.](https://appshunter.io/developer/1357921921) | [Akaviri](https://appshunter.io/developer/1881033972) |

## What reviewers say

### KALKUL

[App page](https://appshunter.io/ios/app/kalkul/id6636494668)

**In-app purchases:** none


### Namoē

[App page](https://appshunter.io/ios/app/namoe-shadow-work/id6778524441)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Namoē Premium | $6.99 | per month |


## Frequently asked questions

### Is KALKUL free?

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

### Is Namoē free?

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

### Do KALKUL or Namoē have ads?

Neither KALKUL nor Namoē shows ads.

### Which is updated more often, KALKUL or Namoē?

KALKUL ships an update every 6 days, and Namoē fortnightly. Most recently, KALKUL was updated on October 24, 2026 and Namoē on October 24, 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.*