Twixl Viewer Classic vs Bluetooth Sleuth
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Twixl Viewer Classic
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The Twixl Viewer Classic allows you to preview interactive and enriched content created on your computer with Adobe InDesign® and the Twixl Publisher plug-in. After creating a publication, a designer can push the content to this app from the Twixl Publisher plug-in. How it works: When you have created an interactive publication using InDesign and the Twixl Publisher plug-in, the "Preview on device" option in the plug-in allows you to generate a preview of your publication, and send it to an iPad connected to the local network. Open this "Twixl Viewer" app on your device, then enter the IP address listed in the top right corner of the app window in the Preview Settings of the Twixl Publisher Palette.
Bluetooth Sleuth
This utility allows users to deeply interact with their device's Bluetooth capabilities. It supports scanning for peripherals, advertising custom services, broadcasting and ranging iBeacons, and searching a comprehensive Bluetooth database.
- Configure custom Bluetooth advertisements
- Scan for specific or all advertising devices
- Connect to and browse peripheral services
- Broadcast and range iBeacons
- Search Bluetooth assigned numbers database
- Monitor RSSI values with graphing
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Bluetooth Sleuth is meant to be a well rounded app for interacting with your iOS or supported macOS device's Bluetooth functionality. This includes advertising and scanning for peripherals, as well as broadcasting, monitoring, and ranging iBeacons. The following covers some of the features included in Bluetooth Sleuth: [ADVERTISE] - Ability to configure an advertisement with your device - Create custom services, with their own characteristics and descriptors to advertise - Automatically saves custom services for later reuse [SCAN] - Ability to scan for all advertising devices within range - Ability to scan for specific advertisements that contain the provided CoreBluetooth UUID - Displays all peripherals, sorted by RSSI, with the ability to connect to devices that are open to connections - Browse a peripheral's services, characteristics, and descriptors - Monitor recent peripheral RSSI values with included graphing tools - Ability to automatically reconnect to a previously connected peripheral - Filter results to require names, ability to connect or minimum RSSI value [SEARCH] - Search through over 5,000 records in the Bluetooth database of assigned numbers for companies, services, characteristics and other related values [BROADCAST] - Configure your device to act as an iBeacon by providing it with a UUID, and optional major and minor values [RANGE] - Observe for the presence of any iBeacons broadcasting with the values you provide - See device information for any iBeacons located - Monitor recent iBeacon RSSI values with included graphing tools [MONITOR] - Observe region updates for any iBeacons broadcasting with the values you provide
Screenshots
Verdict
The clearest difference is price: Twixl Viewer Classic at Free against Bluetooth Sleuth's $0.99. Twixl Viewer Classic also leads on update cadence (every 3 weeks vs every 2 months). 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
Twixl Viewer Classic is free to download; Bluetooth Sleuth costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Twixl Viewer Classic ships an update every 3 weeks, Bluetooth Sleuth every 2 months. The most recent releases landed on October 4, 2026 and September 30, 2026 respectively.
| Parameter | Twixl Viewer Classic | Bluetooth Sleuth |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 32 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Twixl media | Sean McNeil |
In-app purchases
Twixl Viewer Classic
No in-app purchases
Bluetooth Sleuth
No in-app purchases
Questions
Is Twixl Viewer Classic free?
Is Bluetooth Sleuth free?
Do Twixl Viewer Classic or Bluetooth Sleuth have ads?
Which is updated more often, Twixl Viewer Classic or Bluetooth Sleuth?
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