# Robotics NLK vs DecibelPeak

The clearest difference is in-app purchases: DecibelPeak at none against Robotics NLK's 1. Robotics NLK's advantage is device support (3 vs 1) and iOS requirement (15 vs 17.0). On price, update cadence and ads there is nothing between them.

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

Robotics NLK ships an update every 2 months, DecibelPeak every 4 months. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Robotics NLK | DecibelPeak |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 372 MB | 2 MB |
| Requires iOS | **15** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ievgen Naloiko](https://appshunter.io/developer/978241268) | [Andre Frelicot](https://appshunter.io/developer/1055019120) |

## 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 |


### DecibelPeak

[App page](https://appshunter.io/ios/app/decibelpeak/id6752702602)

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

**In-app purchases:** none


## Frequently asked questions

### Is Robotics NLK free?

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

### Is DecibelPeak free?

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

### Do Robotics NLK or DecibelPeak have ads?

Neither Robotics NLK nor DecibelPeak shows ads.

### Which is updated more often, Robotics NLK or DecibelPeak?

Robotics NLK ships an update every 2 months, and DecibelPeak every 4 months. Most recently, Robotics NLK was updated on November 4, 2026 and DecibelPeak on October 30, 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.*