SpeedyBee App vs TATTU
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SpeedyBee App
This application allows users to adjust flight controller parameters wirelessly via Bluetooth. It supports various flight controller firmwares and requires a compatible mobile device. Easily configure your drone's settings on the go.
- Wireless flight controller parameter adjustment
- Bluetooth connectivity
- Supports Betaflight, iNav, and Butterflight
- Automatic Bluetooth activation/deactivation (with SpeedyBee adapter)
- Mobile device configuration
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SpeedyBee is an Appllication for Flight controller parameters settings. Communication between mobile devices and flight control boards can be achieved through Bluetooth, you can use mobile devices to set the parameters of the flight controller.Any Bluetooth module compatible with your mobile device can be used, but if using the SpeedyBee Bluetooth-UART Adapter, this Bluetooth module will deactivate and activate automatically according to the status of the drone(armed/disarmed), no Bluetooth signal interference during the flight. Flight Controller Requirements: Betaflight firmware version ≥ 3.1.0 iNav FC version ≥ 1.8.1 Butterflight firmware version ≥ 3.1.0 System Requirements : iOS 13.0+ Instructions for use： 1.Connect the Bluetooth PCB with the UART interface of the Flight Controller, or use the flight controller integrated Bluetooth. 2.Open the Betaflight Configurator, on the Ports tab, open the Configuration/MSP port of the Bluetooth PCB, for the Bluettooth module of BLE4.0, 19200 is the recommended baud rate value. 3.Open the APP, connect the Flight Controller via Bluetooth, and you can adjust the parameters now.
TATTU
This utility app provides battery management system (BMS) functions for smart batteries. It allows users to monitor and control battery parameters. Designed for efficient battery operation and maintenance.
- Battery Management System (BMS)
- Smart battery monitoring
- Battery parameter control
- Efficient battery operation
- Battery maintenance functions
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TATTU智能电池 BMS管理系统。
Screenshots
Verdict
The clearest difference is rating: SpeedyBee App at 3.3 against TATTU's 1.0. SpeedyBee App also leads on review sentiment (39% vs 0%) and ratings volume (121 vs 1). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SpeedyBee App holds the better App Store score, 3.3 against 1.0. That said, the two scores are not equally well evidenced: SpeedyBee App has 121 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 39% of SpeedyBee App's written reviews are positive against 0% of TATTU's.
SpeedyBee App ships an update every 2 weeks, TATTU every 2 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.
| Parameter | SpeedyBee App | TATTU |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (121 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 38.6% of reviews — better | 0.0% of reviews |
| Number of ratings | 121 — better | 1 |
| Update frequency | Every 2 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 292 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | 珠海市快蜂科技有限公司 | Shenzhen Grepow Battery Co.Ltd. |
Customer experience
SpeedyBee App
TATTU
Bugs and requests
SpeedyBee App
Reported bugs
20 issues- App crashes on startup (iOS 13-17)
- Crashes when saving settings
- Crashes when accessing Blackbox tab
- Crashes when entering CLI commands
- Crashes when selecting motors in Betaflight
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- Crashes when accessing OSD configurator
- Landscape mode not working on iOS
- Bluetooth connection drops frequently
- Cannot connect to certain flight controllers
- Settings not saving properly
- Settings lost when switching between devices
- Mode range settings unreachable on screen
- Garbled CLI output
- Adapter bricking after failed connection
- Password prompt for SpeedyBee adapter
- White screen on app launch
- Not compatible with latest firmware versions
- Blackbox file crashes app
- WiFi connection fails for firmware updates
- App doesn't recognize saved PID settings from PC
Requested features
15 requests- INAV 8.0+ support (most requested)
- USB-C/OTG cable connection support
- Wired connection option for iOS
- PID Toolbox integration
- Blackbox log reading improvements
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- ExpressLRS WiFi connectivity
- BLHeli_32 ESC support
- Advanced tuning tabs for INAV
- Landscape mode fix for iOS
- Dark mode option
- French language translation
- Russian language support
- Chinese language support
- Backup functionality for iOS
- Map layer rendering for missions
TATTU
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SpeedyBee App
No in-app purchases
TATTU
No in-app purchases
