# Noise Machine° vs Training Ledger

Noise Machine° and Training Ledger are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Noise Machine° ships an update every 11 days, Training Ledger every 2 weeks. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Noise Machine° | Training Ledger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/noise-machine/id6757855464/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 5 MB | 101 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KARLIE ALEXIS KOWALSKA](https://appshunter.io/developer/6806982191) | [Fisk LLC](https://appshunter.io/developer/6797373542) |

## What reviewers say

### Noise Machine°

[App page](https://appshunter.io/ios/app/noise-machine/id6757855464)

This app generates unique, continuous audio to help you sleep better, focus more, and relax. It offers various sound types like brown, green, white, pink, and fan noise, all procedurally generated to avoid repetitive loops. Enjoy offline playback and a sleep timer for a seamless experience.

**Highlights:** Procedurally generated infinite audio, Multiple noise types (brown, green, white, pink, fan), Sleep timer with fade out, Offline mode, Background playback, Customizable sound controls

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

**In-app purchases:** none


### Training Ledger

[App page](https://appshunter.io/ios/app/training-ledger-workout-log/id6797373540)

**In-app purchases:** none


## Frequently asked questions

### Is Noise Machine° free?

Noise Machine° is free to download, with no in-app purchases.

### Is Training Ledger free?

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

### Do Noise Machine° or Training Ledger have ads?

Neither Noise Machine° nor Training Ledger shows ads.

### Which is updated more often, Noise Machine° or Training Ledger?

Noise Machine° ships an update every 11 days, and Training Ledger every 2 weeks. Most recently, Noise Machine° was updated on October 24, 2026 and Training Ledger on October 31, 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.*