SpeedyBee App vs SJ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SpeedyBee App
This application allows wireless configuration of flight controller parameters via Bluetooth. It supports various flight controller firmwares and enables quick adjustments in the field without needing a laptop. Connect your mobile device to your flight controller and tune settings on the go.
- Wireless flight controller parameter settings
- Bluetooth connectivity to flight control boards
- Supports Betaflight, iNav, and Butterflight firmware
- Field configuration without a laptop
- Automatic Bluetooth module activation/deactivation
- Firmware update capability
Read full descriptionHide full description
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.
SJ
Control a toy quadrocopter using Wi-Fi and receive real-time video feedback. This application is compatible with a range of iOS devices and versions.
- Wi-Fi quadrocopter control
- Real-time video transfer
- Compatible with multiple iOS versions
- Supports various iPhone models
Read full descriptionHide full description
A toy quadrocopter control by wifi with video transfer real time. Support iOS 7 ,iOS 8, iOS 9,iOS 10,iPhone 5 ,iPhone 5c,iPhone 5s, iPhone 6, iPhone 6 plus, iPhone 6s, iPhone 6s plus,iPhone 7, iPhone 7 plus.
Screenshots
Verdict
The clearest difference is rating: SJ at 3.7 against SpeedyBee App's 3.3. SJ also leads on iOS requirement (11.0 vs 15.0). SpeedyBee App's advantage is ratings volume (120 vs 23). On price, review sentiment, update cadence and ads 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.
SJ holds the better App Store score, 3.7 against 3.3. That said, the two scores are not equally well evidenced: SpeedyBee App has 120 ratings behind it against 23, so its average is the more settled of the two. Written reviews complicate that: 39% of SpeedyBee App's written reviews are positive against 33% of SJ's, so the app with the better star average is not the one people write more warmly about.
SpeedyBee App ships an update every 2 weeks, SJ every 3 weeks. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.
| Parameter | SpeedyBee App | SJ |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (120 ratings) | 3.7 (23 ratings) — better |
| Positive reviews | 38.9% of reviews — better | 33.3% of reviews |
| Number of ratings | 120 — better | 23 |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 292 MB | 242 MB |
| Age rating | 4+ | 4+ |
| Developer | 珠海市快蜂科技有限公司 | Guangdong Shiji Technology Co.,Ltd. |
Customer experience
SpeedyBee App
SJ
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
Show 15 moreShow fewer
- 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
Show 10 moreShow fewer
- 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
SJ
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SpeedyBee App
No in-app purchases
SJ
No in-app purchases
