WebBLE vs Overtone
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WebBLE
This app is a simple web browser designed to interact with Bluetooth Low Energy devices using JavaScript APIs. It allows users to navigate to secure HTTPS websites that can control Bluetooth devices, with built-in console logging for debugging. It supports a specific subset of Web Bluetooth JavaScript APIs.
- Web Bluetooth JavaScript API support
- Bookmarks
- Console log viewer
- HTTPS site support
- User permission for Bluetooth
- Pybricks support
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Very simple web browser that supports the key web bluetooth javascript APIs, with bookmarks and console log viewing support. *** Overview *** Using this app you can navigate to a site written in javascript that can interact with your bluetooth (low energy) devices. This allows you to write your applications for use with devices such as puck.js in a language you are more familiar with (i.e. javascript) and be able to use it from your iOS device. Use the built-in console viewer to debug issues when running your site on WebBLE. Security is important for bluetooth device access, and so only sites that use https are supported, and it is not possible to connect to a bluetooth device without permission being granted by the user. Initially the following key APIs are supported: - bluetooth.requestDevice() - bluetooth.getAvailability() - BluetoothDevice.gatt - BluetoothDevice.addEventListener('gattserverdisconnected', cb) - BluetoothRemoteGATTServer.connect() - BluetoothRemoteGATTServer.disconnect() - BluetoothRemoteGATTServer.getPrimaryService() - BluetoothRemoteGATTService.getCharacteristic() - BluetoothRemoteGATTCharacteristic.writeValue() - BluetoothRemoteGATTCharacteristic.writeValueWithResponse() - BluetoothRemoteGATTCharacteristic.writeValueWithoutResponse() - BluetoothRemoteGATTCharacteristic.readValue() - BluetoothRemoteGATTCharacteristic.startNotifications() - BluetoothRemoteGATTCharacteristic.stopNotifications() - BluetoothRemoteGATTCharacteristic.addEventListener("characteristicvaluechanged", cb)
Overtone
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Acoustic Analyser is a real-time audio measurement tool for musicians, technicians, and sound designers. It visualizes live microphone input in both the time and frequency domains, explicitly bypassing standard OS voice processing (like auto-gain and noise suppression) to give you an uncolored, accurate reading of your acoustic environment. Features: • Waveform & Spectrum Views: Monitor live audio blocks and view averaged magnitude spectrums on a log-frequency axis (20 Hz to Nyquist). • Accurate Peak Detection: Automatically identifies prominent frequencies with sub-bin precision and dynamic range gating. • Pitch & Harmonic Readout: Tap any peak to view its exact frequency, nearest equal-tempered musical note, cents deviation, and harmonic ratios. • Tone Playback: Audition isolated frequency peaks as pure sine waves with equal-loudness compensation. • Adjustable Parameters: Fine-tune your analysis with customizable FFT sizes, averaging modes (exponential or peak hold), and display offsets.
Screenshots
Verdict
The clearest difference is price: Overtone at Free against WebBLE's $1.99. On ads, in-app purchases, device support and iOS requirement 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
Overtone is free to download; WebBLE costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | WebBLE | Overtone |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 2.6 (43 ratings) — better | — |
| Positive reviews | 47.4% of reviews | — |
| Number of ratings | 43 — better | — |
| Update frequency | Every 3 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 20 MB |
| Age rating | 17+ | 4+ |
| Developer | GreenParkSoftware | Bas Spijkerman |
Bugs and requests
WebBLE
Reported bugs
12 issues- File downloads do not work
- Cannot clear cache
- App locks up on opening
- Does not connect to Bluetooth on iPhone 16 series
- Preloaded links are broken
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- Application crashes when selecting photo source "from the camera"
- Disconnect and forget device needed after closing or locking phone
- Sometimes no Bluetooth connection can be made to the web app
- Does not connect to HM 10 module
- Location not supported
- Does not work on iPad
- Cannot select device after scan
Requested features
8 requests- File downloads support
- "App" mode to remove bars
- Safari shortcut support
- Add bookmark to homescreen
- Geolocation functionality
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- Support for Apple Watch
- Save to Storage for Bangle.js
- Voice recognition support
Overtone
Not enough reviews yet to summarise bugs or requests.
In-app purchases
WebBLE
No in-app purchases
Overtone
No in-app purchases









