Comparison

BlueHHT vs Bluetooth V2.1 SPP Setup

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

Head to head

Bluetooth V2.1 SPP Setup

Free

🔧 Utilities

No ratingsView app →

About

BlueHHT

Features

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BlueHHT is a virtual hand held terminal (HHT) for use with GSI's (Gauging Systems Inc.) tank gauging transmitters. It is able to configure and monitor GSI's APTB2, APTB3, and APTB3.6 transmitter cards via a wireless UART device. BlueHHT is not a general purpose hand held terminal emulator. It only supports the specific GSI devices described here. If you need a general purpose hand held terminal emulator, please refer to the BlueQTerm app.

About

Bluetooth V2.1 SPP Setup

Features

Read full description

The iOS portable devices will connect with the Bluetooth Low Energy (BLE) to serial port converter devices and exchange data with them bi-directional. The serial port includes RS-232 or RS-422 RS-485 interfaces. The user will test the APP with the SCADA, Robot, UAV, PLC, CNC or etc. with the BLE to serial port devices. The APP will be customized to meet the specific applications.

Screenshots

BlueHHT4 screens

Bluetooth V2.1 SPP Setup3 screens

Verdict

The call

The clearest difference is update cadence: Bluetooth V2.1 SPP Setup at every 2 weeks against BlueHHT's every 12 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

BlueHHT ships an update every 12 months, Bluetooth V2.1 SPP Setup every 2 weeks. The most recent releases landed on September 15, 2026 and September 18, 2026 respectively.

Scorecard1 real difference · 5 level

BlueHHT versus Bluetooth V2.1 SPP Setup: the parameters behind the verdict, then further details
Parameter	BlueHHT	Bluetooth V2.1 SPP Setup
Price	Free	Free
Update frequency	Every 12 months	Every 2 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0	13.0
Further details — not scored
Size	15 MB	18 MB
Age rating	4+	4+
Developer	Dohmann Engineering Services	FUH CHERNG SHEU

In-app purchases

None

BlueHHT

No in-app purchases

None

Bluetooth V2.1 SPP Setup

No in-app purchases

Questions

Is BlueHHT free?

BlueHHT is free to download, with no in-app purchases.

Is Bluetooth V2.1 SPP Setup free?

Bluetooth V2.1 SPP Setup is free to download, with no in-app purchases.

Do BlueHHT or Bluetooth V2.1 SPP Setup have ads?

Neither BlueHHT nor Bluetooth V2.1 SPP Setup shows ads.

Which is updated more often, BlueHHT or Bluetooth V2.1 SPP Setup?

BlueHHT ships an update every 12 months, and Bluetooth V2.1 SPP Setup every 2 weeks. Most recently, BlueHHT was updated on September 15, 2026 and Bluetooth V2.1 SPP Setup on September 18, 2026.