Comparison

Bluetooth Developer vs HelloBlue

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

Head to head
About

Bluetooth Developer

Explore and understand Bluetooth devices around you. Discover nearby devices, view their manufacturer data and signal strength, and connect to read out information. Identify device types and potential manufacturers before connecting.

Highlights
  • Find nearby Bluetooth devices
  • View manufacturer data and signal strength
  • Connect and read device data
  • Identify device types
  • Read advertisement data
  • Analyze services and characteristics
Features
Read full description

The Bluetooth Developer App is made to help you developing with Bluetooth devices and understanding how they work. You can: - Find & see nearby devices - View manufacturer data and signal strength - Connect and read out data - See before connecting if a device is possible an apple device - See what kind of device (TV, Headphones, Heartbeat-Sensor, Monitor) a device is before connecting - Read out advertisement data - See information about services and characteristics - Read out characteristic values and parse them Requires permission to use Bluetooth features of your device.

About

HelloBlue

This tool streamlines Bluetooth Low Energy device debugging. It allows users to scan, inspect GATT services, exchange data in real-time, and automate testing sequences. Capture and export logs for detailed analysis.

Highlights
  • Scan and identify BLE devices
  • Inspect GATT services and characteristics
  • Read and monitor characteristic values live
  • Send and receive messages in real-time
  • Automate repetitive testing sequences
  • Capture and export logs
Features
Read full description

HelloBlue turns your iPhone or iPad into a Bluetooth Low Energy (BLE) debugging tool. Scan nearby devices, connect in a tap, explore every service and characteristic, send data, and watch the traffic live, all in one clean app. Built for firmware engineers, IoT developers, testers, and hardware makers who need to inspect and talk to BLE devices quickly. KEY FEATURES - Scan and connect Discover nearby BLE devices with live signal strength (RSSI). Search by name or UUID, sort by name or signal, rename devices, and reconnect to recent devices automatically. - Services and characteristics Browse every GATT service and characteristic. Read values as hex and text, write data, and subscribe to notifications. Give services and characteristics names that make sense to you. - Send data your way Send in Hex, String, or JSON. Save frequently used commands as quick texts and resend them with one tap. - Live operation logs Watch reads, writes, notifications, and errors stream in real time from any screen. Filter entries and turn auto-scroll on or off. - Session history Every session and automation run is saved. Review past logs, rename them, export them to share with your team, or delete what you no longer need. - Automation workflows Chain connect, write, delay, and loop steps into reusable flows. Set message intervals and repeat counts, and choose whether each step stops or continues on failure. - Location history HelloBlue records where a device was each time it connects, making it easier to find again. - iPhone and iPad Works on both, with layouts designed for each screen. Bluetooth must be turned on, and HelloBlue needs Bluetooth permission to scan and connect. Location history requires location permission. Some features depend on the services and characteristics your device provides. HELLOBLUE PRO Start for free: scan, connect one device at a time, browse services, read values, and try writing, quick texts, log export, and automation with a limited number of uses. Upgrade to Pro for unlimited simultaneous connections, unlimited writes, quick send with saved commands, unlimited log export, and automation workflows. Pro plans and pricing: - Weekly: $0.99 - Monthly: $1.99 - Yearly: $9.99 - Lifetime (one-time purchase): $29.99 Prices are shown in US dollars. Actual charges may vary depending on your region and local currency. Payment will be charged to your Apple Account when the purchase is confirmed. Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the end of the current period. You can manage or cancel subscriptions in your Apple Account settings after purchase. The lifetime purchase is a one-time payment and does not renew. Privacy Policy: https://emma-app.top/#/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Contact: developer_emma@163.com

Screenshots

Bluetooth Developer4 screens
HelloBlue4 screens

Verdict

The call

The clearest difference is rating: HelloBlue at 5.0 against Bluetooth Developer's 4.0. HelloBlue also leads on update cadence (weekly vs every 3 months). Bluetooth Developer's advantage is in-app purchases (none vs 4) and ratings volume (7 vs 2). On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. HelloBlue sells 4 in-app purchases, starting at $0.99 per 7 days. Bluetooth Developer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

HelloBlue holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 7 and 2 respectively.

UpkeepUpdate frequency

Bluetooth Developer ships an update every 3 months, HelloBlue weekly. The most recent releases landed on October 15, 2026 and October 17, 2026 respectively.

Scorecard5 real differences · 5 level
Bluetooth Developer versus HelloBlue: the parameters behind the verdict, then further details
ParameterBluetooth DeveloperHelloBlue
PriceFreeFree
Rating4.0 (7 ratings)5.0 (2 ratings) — better
Positive reviews71.4% of reviews—
Number of ratings7 — better2
Update frequencyEvery 3 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPad — better
Requires iOS17.016.0 — better
Further details — not scored
Size3 MB31 MB
Age rating4+4+
DeveloperMatthias Zarzecki英 陈

Customer experience

Bluetooth Developer

All ratings7 ratings
Positive71.4%
Neutral0.0%
Negative28.6%
Written reviews7 reviews
Positive71.4%
Neutral14.3%
Negative14.3%

HelloBlue

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Bluetooth Developer

No in-app purchases

4 purchases

HelloBlue

Subscriptions3
  • Week Subscription$0.997 Days
  • Month Subscription$1.991 Month
  • Year Subscription$9.991 Year
One-time1
  • Lifetime Subscription$29.99

Questions

Is Bluetooth Developer free?
Bluetooth Developer is free to download, with no in-app purchases.
Is HelloBlue free?
HelloBlue is free to download, with in-app purchases available.
Which has better reviews, Bluetooth Developer or HelloBlue?
HelloBlue is rated higher. Bluetooth Developer averages 4.0 out of 5 from 7 ratings, while HelloBlue averages 5.0 from 2 ratings.
Do Bluetooth Developer or HelloBlue have ads?
Neither Bluetooth Developer nor HelloBlue shows ads.
Which is updated more often, Bluetooth Developer or HelloBlue?
Bluetooth Developer ships an update every 3 months, and HelloBlue weekly. Most recently, Bluetooth Developer was updated on October 15, 2026 and HelloBlue on October 17, 2026.

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