Comparison

BlueTools Bluetooth Assistant vs Programmer Calculator

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

Head to head
About

BlueTools Bluetooth Assistant

This app helps developers and tech enthusiasts connect, test, and discover Bluetooth Low Energy (BLE) devices. It offers features for scanning devices, reading information, sending and receiving data, and locating devices using signal strength.

Highlights
  • Device discovery and scanning
  • Read device information (RSSI, services)
  • Send and listen for data in multiple formats
  • Locate devices using signal strength charts
  • User-friendly interface
  • Chat mode for data viewing
Features
Read full description

BlueTools Bluetooth Assistant is a powerful BLE scanner and debugger for developers and tech enthusiasts. Connect to any Bluetooth Low Energy device, browse GATT services and characteristics, read RSSI signal strength, and send or receive data in Hex, Binary, String, and Number formats via a serial terminal. Scan, test, and locate nearby BLE devices with ease. Main Features: 1. Device Discovery: Quickly scan and identify nearby BLE Bluetooth devices. 2. Read Information: Get key information about connected devices, including device name, signal strength (RSSI), services and characteristics. 3. Data Display: Supports multiple data formats (Hex, Binary, String, Numbers, etc.). 4. Send & Listen: Send various formats of data to Bluetooth devices, or listen for data changes. 5. Find Bluetooth Devices: Display signal strength and device direction in a chart to help you infer the direction of the target device. Why Choose BlueTools Bluetooth Assistant? - User-friendly Interface: An intuitive and simple interface makes operation more convenient. - Powerful Sending Features: Supports multiple data formats, flexible switching between types and services, with favorite and history features. - Chat Mode: Quickly view received and sent data, quickly select read and send content. - Continuous Updates: We continuously update the app, adding new features and improving existing ones to ensure you get the best user experience. Download BlueTools Bluetooth Assistant now and make your Bluetooth device development and debugging more efficient! Subscription Features: The app offers a subscription membership service. After subscribing, you can enjoy features like ad removal. Upon purchase confirmation, payment will be charged to your iTunes account. Unless you turn off auto-renew at least 24 hours before the end of the current subscription period, the subscription will automatically renew. Your account will be charged for renewal within 24 hours prior to the end of the current period at the rate of the selected plan. After purchase, you can manage your subscription and turn off auto-renewal in your account settings. Privacy Policy: https://bluetools.savequan.com/2022/01/13/BlueTools-Privacy-Policy Terms of Service: https://bluetools.savequan.com/2023/10/21/BlueTools-Terms-Of-Service

About

Programmer Calculator

This tool assists developers with number base conversions and CRC calculations for strings and hex bytes. Additional features are planned for future updates.

Highlights
  • Number base conversion
  • CRC calculation
  • String to hex conversion
  • Hex byte CRC calculation
  • Developer support tool
Features
Read full description

Programmer calculator is a tool to support developers to convert numbers between different radix, to calculate CRC of strings or hex bytes. More features is under development and will be delivered in future.

Screenshots

BlueTools Bluetooth Assistant4 screens
Programmer Calculator4 screens

Verdict

The call

The clearest difference is rating: Programmer Calculator at 4.6 against BlueTools Bluetooth Assistant's 3.5. Programmer Calculator also leads on ads (none vs shown) and update cadence (fortnightly vs every 6 weeks). BlueTools Bluetooth Assistant's advantage is review sentiment (64% vs 42%). On price, in-app purchases, monetization model 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. BlueTools Bluetooth Assistant sells 2 in-app purchases, starting at $0.99 per month and Programmer Calculator sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Programmer Calculator holds the better App Store score, 4.6 against 3.5. That said, the two scores are not equally well evidenced: Programmer Calculator has 32 ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 64% of BlueTools Bluetooth Assistant's written reviews are positive against 42% of Programmer Calculator's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

BlueTools Bluetooth Assistant ships an update every 6 weeks, Programmer Calculator fortnightly. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.

Scorecard5 real differences · 5 level
BlueTools Bluetooth Assistant versus Programmer Calculator: the parameters behind the verdict, then further details
ParameterBlueTools Bluetooth AssistantProgrammer Calculator
PriceFreeFree
Rating3.5 (4 ratings)4.6 (32 ratings) — better
Positive reviews63.6% of reviews — better42.1% of reviews
Number of ratings432 — better
Update frequencyEvery 6 weeksFortnightly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better14.0
Further details — not scored
Size33 MB5 MB
Age rating4+4+
Developer仕华 罗永超 侯

Customer experience

BlueTools Bluetooth Assistant

All ratings4 ratings
Positive50.0%
Neutral25.0%
Negative25.0%
Written reviews44 reviews
Positive63.6%
Neutral11.4%
Negative25.0%

Programmer Calculator

All ratings32 ratings
Positive93.8%
Neutral0.0%
Negative6.3%
Written reviews19 reviews
Positive42.1%
Neutral0.0%
Negative57.9%

In-app purchases

2 purchases

BlueTools Bluetooth Assistant

Subscriptions2
  • Remove ads monthly7 Days trial$0.991 Month
  • Remove ads yearly$9.991 Year
3 purchases

Programmer Calculator

One-time3
  • A coke$0.99
  • A cup of coffee$2.99
  • A big meal$5.99

Questions

Is BlueTools Bluetooth Assistant free?
BlueTools Bluetooth Assistant is free to download, with in-app purchases available.
Is Programmer Calculator free?
Programmer Calculator is free to download, with in-app purchases available.
Which has better reviews, BlueTools Bluetooth Assistant or Programmer Calculator?
Programmer Calculator is rated higher. BlueTools Bluetooth Assistant averages 3.5 out of 5 from 4 ratings, while Programmer Calculator averages 4.6 from 32 ratings.
Do BlueTools Bluetooth Assistant or Programmer Calculator have ads?
BlueTools Bluetooth Assistant shows ads; Programmer Calculator does not.
Which is updated more often, BlueTools Bluetooth Assistant or Programmer Calculator?
BlueTools Bluetooth Assistant ships an update every 6 weeks, and Programmer Calculator fortnightly. Most recently, BlueTools Bluetooth Assistant was updated on September 22, 2026 and Programmer Calculator on September 23, 2026.

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