Comparison

Bluetooth BLE Device Finder vs QuestLab

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

Head to head
About

Bluetooth BLE Device Finder

Quickly locate misplaced Bluetooth devices using signal strength and a radar interface. Track devices in the background and receive notifications when they are lost, with the last known location recorded on a map.

Highlights
  • Find lost Bluetooth devices
  • Track devices in the background
  • Receive disconnection notifications
  • View last detected time and location
  • Use radar interface for proximity
  • Show signal strength and estimated distance
  • Display BLE device details
Features
Read full description

*** Now you can find your lost Bluetooth device quickly, before its battery runs out! *** This app can help you Find Your Lost AirPods, iPhone, iPad, AirTag, Apple Watch, and many other Bluetooth devices in seconds. Use it when you or your family misplace the device – and save the money you'd otherwise need to spend on a new one! HOW TO USE IT: 1. Run the app. Find and select your lost device in the list. 2. Move around slowly and keep watching the data (i.e., the signal strength and estimated distance) on the radar screen. When you get close to your lost device, the spot will turn red on the radar screen. 3. When the signal strength is over 90 and the estimated distance is 0 - 0.5m, look around. Your device won't be far away! Note: When you try to find your device, please walk slowly and watch the radar carefully. Find your device ASAP, or its battery will run out. Note: Your Bluetooth device must be powered on and within a detectable range. TRACKING FUNCTION: You may enable tracking for devices in the background by turning on the switch next to the device on the list. You will receive a notification when your tracked device is disconnected/lost. The application will ping the tracked devices from time to time and remember the last location and time the device was seen. KEY FEATURES: • Find your lost Bluetooth device (with BLE signal advertising). The app is easy to use! • Track your device constantly in the background with this app. A notification will tell you when your tracked device is 'Lost' (i.e., Disconnected). Also, the last detected time and location will be recorded for you. It's very useful when you’re travelling and want to keep your devices safe. ^ • Find your device using our radar. It's fun! No need to read a manual. ^ • Show hints, signal strength and the estimated distance between you and your lost device to help you find it quickly. ^ • Show the last seen (detected) time and last known location of your lost device on a map. ^ • Show your device's BLE (Bluetooth Low Energy) details such as UUID, RSSI, Services, etc. ^ • The following devices can be found/tracked by this app: - AirPods 1/2/3/4, AirPods Pro 1/2, AirPods Max - AirTag - iPhone 5/6/7/8/X/11/12/13/14/15/16, iPad 3/4/5/6/7/8/9/10/A16, iPad mini 2/3/4/5/6/A17Pro, iPad Air 1/2/3/4/5/M2/M3, iPad Pro 1/2/3/4/5/6/M4, iPod Touch 6/7 - Apple Watch Series 1/2/3/4/5/6/7/8/9/10/SE1/SE2/Ultra1/Ultra2 - Apple Pencil 1/2/Pro - MacBook, MacBook Air, MacBook Pro, iMac, iMac Pro, Mac Pro, Mac Mini, Mac Studio - Microsoft Gear, Band 1 & 2 - Samsung Earbuds, Galaxy Watch - JBL Tune, Vibe, Tour Pro, Charge, Flip 3 - Bellabeat Leaf - Garmin Watches - Many other Bluetooth headphones, earphones, and speakers (e.g. Bose, Sony, Google, Jabra, Logitech, Anker, Sennheiser, Technics, etc.) NOTE: The app can locate any BLE (Bluetooth Low Energy) device that is broadcasting a Bluetooth signal. ^ Requires In-App Purchase. Please contact support if you need help. Thank you! Privacy Policy: http://www.99mobileapp.com/pp.html Terms: http://www.99mobileapp.com/terms/index.html

About

QuestLab

This platform connects businesses needing AI solutions with a community of contributors for data services. It offers AI data training, standardization, cleaning, and labeling to transform raw data into valuable assets for AI model optimization.

Highlights
  • AI data training
  • Data standardization
  • Data cleaning
  • Data labeling
  • Market research
  • Flexible income opportunities
Features
Read full description

QUESTLAB là nền tảng chuyên biệt về chuẩn hóa dữ liệu và Trí tuệ Nhân tạo (AI), kết nối liền mạch cộng đồng cộng tác viên năng động với các doanh nghiệp đang tìm kiếm giải pháp AI chất lượng cao. Chúng tôi cung cấp các dịch vụ chuyên nghiệp bao gồm: Đào tạo dữ liệu AI Chuẩn hóa & Làm sạch dữ liệu Gán nhãn dữ liệu chính xác Nghiên cứu thị trường dựa trên dữ liệu Sứ mệnh của chúng tôi là biến dữ liệu thô thành tài sản giá trị. QUESTLAB giúp các doanh nghiệp xây dựng và tối ưu hóa mô hình AI một cách nhanh chóng, đồng thời mang lại cơ hội kiếm thu nhập linh hoạt và ý nghĩa cho các thành viên trong cộng đồng.

Screenshots

Bluetooth BLE Device Finder4 screens
QuestLab4 screens

Verdict

The call

The clearest difference is rating: QuestLab at 5.0 against Bluetooth BLE Device Finder's 4.4. QuestLab also leads on in-app purchases (none vs 4) and update cadence (every 2 weeks vs every 2 months). Bluetooth BLE Device Finder's advantage is ratings volume (27K vs 1) and iOS requirement (13.0 vs 15.5). On price, ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Bluetooth BLE Device Finder sells 4 in-app purchases, starting at $3.99 per 7 days. QuestLab asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

QuestLab holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Bluetooth BLE Device Finder has 27K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Bluetooth BLE Device Finder ships an update every 2 months, QuestLab every 2 weeks. The most recent releases landed on October 18, 2026 and October 4, 2026 respectively.

Scorecard6 real differences · 4 level
Bluetooth BLE Device Finder versus QuestLab: the parameters behind the verdict, then further details
ParameterBluetooth BLE Device FinderQuestLab
PriceFreeFree
Rating4.4 (27K ratings)5.0 (1 ratings) — better
Positive reviews39.3% of reviews—
Number of ratings27K — better1
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.5
Further details — not scored
Size3 MB53 MB
Age rating4+4+
DeveloperRaymond NGData Core Joint Stock Company

Customer experience

Bluetooth BLE Device Finder

All ratings27,087 ratings
Positive84.1%
Neutral4.3%
Negative11.7%
Written reviews290 reviews
Positive39.3%
Neutral3.4%
Negative57.2%

QuestLab

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Bluetooth BLE Device Finder

Reported bugs

3 issues
  • Unable to detect certain Bluetooth devices like Apple Pencil
  • App crashes or freezes on some devices
  • Persistent pairing requests from unknown devices

Requested features

4 requests
  • Ability to name/label Bluetooth devices
  • Option to use feet/yards instead of meters
  • Improved device filtering and organization
  • More precise tracking and direction indicators

QuestLab

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Bluetooth BLE Device Finder

Subscriptions3
  • One Week Premium$3.997 Days
  • One Month Premium$9.991 Month
  • One Year Premium$14.991 Year
One-time1
  • Lifetime Premium$19.99
None

QuestLab

No in-app purchases

Questions

Is Bluetooth BLE Device Finder free?
Bluetooth BLE Device Finder is free to download, with in-app purchases available.
Is QuestLab free?
QuestLab is free to download, with no in-app purchases.
Which has better reviews, Bluetooth BLE Device Finder or QuestLab?
QuestLab is rated higher. Bluetooth BLE Device Finder averages 4.4 out of 5 from 27K ratings, while QuestLab averages 5.0 from 1 ratings.
Do Bluetooth BLE Device Finder or QuestLab have ads?
Neither Bluetooth BLE Device Finder nor QuestLab shows ads.
Which is updated more often, Bluetooth BLE Device Finder or QuestLab?
Bluetooth BLE Device Finder ships an update every 2 months, and QuestLab every 2 weeks. Most recently, Bluetooth BLE Device Finder was updated on October 18, 2026 and QuestLab on October 4, 2026.

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