# Robotics NLK vs Dark Digits

The clearest difference is in-app purchases: Dark Digits at none against Robotics NLK's 1. Robotics NLK's advantage is update cadence (every 3 weeks vs every 2 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Robotics NLK sells 1 one-off in-app purchase. Dark Digits asks for nothing beyond the download.

Robotics NLK ships an update every 3 weeks, Dark Digits every 2 months. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Robotics NLK | Dark Digits |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 361 MB | 4 MB |
| Requires iOS | **15** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ievgen Naloiko](https://appshunter.io/developer/978241268) | [YMMV](https://appshunter.io/developer/1224453829) |

## What reviewers say

### Robotics NLK

[App page](https://appshunter.io/ios/app/robotics-nlk/id6739772019)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Private Mode - No Event Logging | $9.99 | one-time |


### Dark Digits

[App page](https://appshunter.io/ios/app/dark-digits/id6744330793)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Robotics NLK free?

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

### Is Dark Digits free?

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

### Do Robotics NLK or Dark Digits have ads?

Neither Robotics NLK nor Dark Digits shows ads.

### Which is updated more often, Robotics NLK or Dark Digits?

Robotics NLK ships an update every 3 weeks, and Dark Digits every 2 months. Most recently, Robotics NLK was updated on October 25, 2026 and Dark Digits on October 28, 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.*