Comparison

Bluetooth Devices Finder 2 vs BlueSpy

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Bluetooth Devices Finder 2

Features
Read full description

Sniffer allows you to locate your lost headphones, earbuds, and devices, such as AirPods, Fitbit, using Bluetooth. It can find one of your AirPods or both. This app shows you how close you are to the AirPods (and other Bluetooth devices) and can lead you to their location. It will detect your earbuds if their Bluetooth signal is on and you are less than 330 feet away (100 meters). If the headphones you are looking for are AirPods, they must be out of the case to be detected. If you've only lost one AirPod, leave the other one closed IN THE CASE. For any other headphones, their Bluetooth must be on, which is usually the case. This app helps you find your: โ€ข AirPods 1, 2, & Pro โ€ข Apple Watch โ€ข Apple Pencil โ€ข Beats headphones โ€ข Fitbit & other smartwatches โ€ข Tile and many other Bluetooth devices. Notes for Success: โ€ข Bluetooth technology is fickle, so it may take a few tries to find what you're looking for! โ€ข Thousands of people HAVE found their lost AirPods and other devices using this app! If you don't find yours right away, take a deep breath, keep trying. We care about you and work to maximize your chances of finding your devices. If you found your device, consider leaving a 5-star rating and writing a review! In-app Purchase: โ€ข Non-consumable purchase for getting alerts when your device goes out of range. Privacy Policy: https://appssemble.com/privacy.html Terms of service: https://appssemble.com/terms.html DISCLAIMER: We are not affiliated with the mentioned companies in any way. We only developed and tested our App with these devices. AirPods is a trademark of Apple Inc., registered in the U.S. and other countries. Fitbit is a registered trademark or trademark of Fitbit, Inc. and/or its affiliates in the United States and other countries.

About

BlueSpy

This tool allows you to inspect, read, and write data with Bluetooth Low Energy devices. Explore device capabilities, analyze behavior, and understand security levels through real-time scanning and interactive features.

Highlights
  • Scan nearby BLE devices in real-time
  • Sort and filter peripherals
  • Identify device types and models
  • Read and write peripheral data
  • Explore communication logs
  • Configure custom settings
Features
Read full description

BlueSpy is the next generation BLE peripheral analyzer tool that allow you to inspect, read and write data with virtually any device capable of communicate with Bluetooth Low Energy standard and GATT profile. BlueSpy is an experimental tool that let you explore the capabilities of your nearby bluetooth devices and interact with them so that you can use it to: debug, analyze, measure or reverse engineering in the attempt to better understand their behaviour and their security level. BlueSpy is mostly a free tool, but in the effort to maintain and evolve it some features will only be availables under in-app purchase. Key Features: - Scan nearby device and return advertisment data in realtime. - Sort peripherals by name, identifier and signal strength. - Filter scanned peripherals. - Identify device type and model based on expandable knowledge base. - Read peripheral services, characteristics and descriptors. - Write data to peripheral characteristics. - Explore logs for any communication between BlueSpy and your BLE devices. - Configure custom settings like auto-notification, auto-remove unreachable peripherals, stop scan on idle, and more. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Bluetooth Devices Finder 24 screens
BlueSpy4 screens

Verdict

The call

The clearest difference is iOS requirement: Bluetooth Devices Finder 2 at 14.0 against BlueSpy's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Bluetooth Devices Finder 2 sells 1 one-off in-app purchase and BlueSpy sells 7 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Bluetooth Devices Finder 2 ships an update every 30 months, BlueSpy every 17 months. The most recent releases landed on September 26, 2026 and October 11, 2026 respectively.

Scorecard1 real difference ยท 7 level
Bluetooth Devices Finder 2 versus BlueSpy: the parameters behind the verdict, then further details
ParameterBluetooth Devices Finder 2BlueSpy
PriceFreeFree
Positive reviewsโ€”100.0% of reviews
Update frequencyEvery 30 monthsEvery 17 months โ€” better
AdsNoNo
In-app purchasesYesYes
Monetizationโ€”Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS14.0 โ€” better18.0
Further details โ€” not scored
Size13 MB849 MB
Age rating4+4+
DeveloperAPPSSEMBLE-SOFT SRL-DGiuseppe Mazzilli

In-app purchases

1 purchases

Bluetooth Devices Finder 2

One-time1
  • Remind me when left behind$5.99
7 purchases

BlueSpy

Subscriptions3
  • Bronze Membership$0.991 Month
  • Gold Membership$3.991 Month
  • Platinum Membership$4.991 Month
One-time4
  • Characteristic Write Feature$0.99
  • 1-Year Subscription$3.99
  • 2-Year Subscription$6.99
Show 1 more
  • 3-Year Subscription$8.99

Questions

Is Bluetooth Devices Finder 2 free?
Bluetooth Devices Finder 2 is free to download, with in-app purchases available.
Is BlueSpy free?
BlueSpy is free to download, with in-app purchases available.
Do Bluetooth Devices Finder 2 or BlueSpy have ads?
Neither Bluetooth Devices Finder 2 nor BlueSpy shows ads.
Which is updated more often, Bluetooth Devices Finder 2 or BlueSpy?
Bluetooth Devices Finder 2 ships an update every 30 months, and BlueSpy every 17 months. Most recently, Bluetooth Devices Finder 2 was updated on September 26, 2026 and BlueSpy on October 11, 2026.

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