# Humiditrak vs Strum Machine

The clearest difference is review sentiment: Strum Machine at 89% against Humiditrak's 34%. Strum Machine also leads on rating (4.7 vs 2.6) and update cadence (fortnightly vs every 2 months). Humiditrak's advantage is in-app purchases (none vs 1) and iOS requirement (10.0 vs 15.4). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Strum Machine sells 1 in-app purchase, starting at $4.99 per month. Humiditrak asks for nothing beyond the download.

Strum Machine holds the better App Store score, 4.7 against 2.6. Both are backed by a comparable volume of ratings — 54 and 120 respectively. Written reviews point the same way: 34% of Humiditrak's written reviews are positive against 89% of Strum Machine's.

Humiditrak ships an update every 2 months, Strum Machine fortnightly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Humiditrak | Strum Machine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (54 ratings)](https://appshunter.io/ios/app/humiditrak/id1079088449/reviews) | **[4.7 (120 ratings)](https://appshunter.io/ios/app/strum-machine-backing-tracks/id1509158553/reviews)** |
| Number of ratings | 54 | **120** |
| Positive reviews | 33.8% of reviews | **88.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#148** |
| Size | 43 MB | 77 MB |
| Requires iOS | **10.0** | 15.4 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [D'Addario & Company, Inc.](https://appshunter.io/developer/308730620) | [Luke Abbott LLC](https://appshunter.io/developer/1509158552) |

## What reviewers say

### Humiditrak

[App page](https://appshunter.io/ios/app/humiditrak/id1079088449)

Protect your musical instruments from damaging environmental changes. This app works with a Bluetooth sensor to monitor temperature, humidity, and impacts, sending alerts to your devices when conditions become hazardous. Easily manage and monitor your instrument collection.

**Highlights:** Real-time temperature monitoring, Real-time humidity monitoring, Impact detection alerts, Bluetooth sensor integration, Instrument collection management, Hazardous condition notifications

**In-app purchases:** none

**What reviewers like**

- 💡 Great idea for instrument care
- 👍 Useful for monitoring humidity
- 👍 Provides peace of mind
- 👍 Good when it works
- 👍 Excellent support (sometimes)

**What reviewers complain about**

- 🐛 Frequent app crashes
- 🐛 App no longer works
- 🐛 Device stopped working
- 🐛 Bluetooth connection issues
- 🐛 Inconsistent readings

**Reported bugs**

- Battery life not accurate
- App not opening
- App quit working
- Device won't update
- Disappeared from list of instruments

**Requested features**

- Updates installed when needed
- Widget for quick reference
- Open Source the app
- Dark mode option
- Russian language support


### Strum Machine

[App page](https://appshunter.io/ios/app/strum-machine-backing-tracks/id1509158553)

**Currently charting:** #148 Top Grossing · Music (US App Store)

Generate realistic backing tracks for practice with real instrument audio. Customize chord progressions, keys, and tempo. Features a large song library, song editor, and band customization options. Works offline and syncs across devices.

**Highlights:** Realistic instrument audio backing tracks, Customizable chord progressions, keys, and tempo, Extensive song library, Simple song editor, Band and instrument customization, Cross-platform syncing and offline mode

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |


## Frequently asked questions

### Is Humiditrak free?

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

### Is Strum Machine free?

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

### Which has better reviews, Humiditrak or Strum Machine?

Strum Machine is rated higher. Humiditrak averages 2.6 out of 5 from 54 ratings, while Strum Machine averages 4.7 from 120 ratings.

### Do Humiditrak or Strum Machine have ads?

Neither Humiditrak nor Strum Machine shows ads.

### Which is updated more often, Humiditrak or Strum Machine?

Humiditrak ships an update every 2 months, and Strum Machine fortnightly. Most recently, Humiditrak was updated on November 2, 2026 and Strum Machine on November 3, 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.*