Astrum Audio vs RF IMD Test
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Astrum Audio
This app provides full control over premium audio devices, offering easy pairing, sound customization, and firmware updates. Manage multiple devices, monitor battery status, and locate misplaced items for a personalized listening experience.
- Easy device pairing
- Sound customization (EQ, bass, treble)
- Firmware updates
- Multi-device management
- Mode selection (noise cancellation, gaming)
- Battery status monitoring
- Find My Device feature
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Astrum Audio is the official companion app for supported Astrum earbuds and headphones. Connect your device to view battery status, personalise sound and access controls designed for your model. FEATURES • Battery statusSee the charge level of your headphones or each earbud. • EqualiserChoose a sound preset or fine-tune your listening experience with a custom equaliser. • Noise controlSwitch between ANC, transparency and off on compatible devices. • Touch controlsView and personalise supported tap and press gestures. • Game modeEnable lower-latency audio on compatible devices. • Find My DevicePlay a sound to locate nearby earbuds. Optionally save the last known connection location on your phone. • Sleep soundsPlay calming sounds with an optional sleep timer. Astrum Audio automatically shows the controls supported by your connected device. For audio playback, pair your Astrum device in iPhone Settings > Bluetooth.
RF IMD Test
This free application helps audio technicians find compatible wireless frequencies quickly to avoid interference. It provides educational insights into RF intermodulation.
- Finds compatible wireless frequencies
- Prevents frequency interference
- Provides RF intermodulation feedback
- Free to use
- Educational for audio techs
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This simple and 100% free RF-coordination app finds you compatible wireless frequencies fast that won't interfere with each other. It also offers clear, informative feedback for audio techs looking to learn more about how RF intermodulation works under the hood.
Screenshots
Verdict
The clearest difference is device support: RF IMD Test at 3 against Astrum Audio's 1. On price, rating, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Astrum Audio against 5.0 for RF IMD Test. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
| Parameter | Astrum Audio | RF IMD Test |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 6 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Astrum World INC | JS Audio LLC |
In-app purchases
Astrum Audio
No in-app purchases
RF IMD Test
No in-app purchases
