Crazyflie 2 vs SunFounder Controller
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Crazyflie 2
Control a palm-sized, open-source quadcopter directly from your iOS device. Utilize on-screen joysticks or phone tilting for flight. Customize control sensitivity and modes, and update the drone's firmware.
- Bluetooth low energy connectivity
- On-screen joystick controls
- Phone tilting flight control
- Configurable control sensitivity
- Configurable control modes
- Firmware updates
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Control Crazyflie 2.x directly from your iOS device using Bluetooth low energy. The Crazyflie 2 is a flying open source development platform in the form of a palm sized quadcopter. The platform supports hardware expansions as well as advanced software features for development. This app requires a Crazylfie with a recent firmware. Firmware >= 2024.02 are compatible. Functionalities: - Connect to a Crazyflie 2.0 using BLE - Control a Crazyflie 2.0 using on-screen joysticks or by tilting the phone - Configurable control sensitivity - Configurable control mode - Update the Crazyflie firmware with latest version
SunFounder Controller
This app acts as a virtual remote control for robot kits powered by ESP32 and Raspberry Pi. It offers customizable controls like radar ranging, tracking, sliders, buttons, and arrow keys for interactive robot operation.
- Virtual remote control
- ESP32 and Raspberry Pi compatibility
- Radar ranging control
- Three-channel tracking
- Customizable control layout
- Sliders, buttons, and arrow keys
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Sunfounder Controller is a virtual remote control APP, used to control ESP32 and Raspberry Pi-based robot kits. The APP integrates controls such as radar ranging, three-channel tracking, sliders, buttons, and arrow keys. Users can customize the arrangement of these controls according to their own preferences.
Screenshots
Verdict
The clearest difference is review sentiment: SunFounder Controller at 95% against Crazyflie 2's 50%. SunFounder Controller also leads on rating (4.4 vs 3.7) and update cadence (every 3 months vs every 13 months). 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.
SunFounder Controller holds the better App Store score, 4.4 against 3.7. That said, the two scores are not equally well evidenced: SunFounder Controller has 28 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 50% of Crazyflie 2's written reviews are positive against 95% of SunFounder Controller's.
Crazyflie 2 ships an update every 13 months, SunFounder Controller every 3 months. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.
| Parameter | Crazyflie 2 | SunFounder Controller |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) | 4.4 (28 ratings) — better |
| Positive reviews | 50.0% of reviews | 94.7% of reviews — better |
| Number of ratings | 3 | 28 — better |
| Update frequency | Every 13 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 92 MB |
| Age rating | 4+ | 4+ |
| Developer | Bitcraze | Shenzhen Maker Stars Technology Co., Ltd. |
Customer experience
Crazyflie 2
SunFounder Controller
Bugs and requests
Crazyflie 2
Not enough reviews yet to summarise bugs or requests.
SunFounder Controller
Reported bugs
2 issues- App disconnects and requires reinstallation to reconnect
- Link button is off-screen on iPhone XS Max
Requested features
2 requests- Add a list-box or radio-button widget class
- More warm functions
In-app purchases
Crazyflie 2
No in-app purchases
SunFounder Controller
No in-app purchases
Questions
Is Crazyflie 2 free?
Is SunFounder Controller free?
Which has better reviews, Crazyflie 2 or SunFounder Controller?
Do Crazyflie 2 or SunFounder Controller have ads?
Which is updated more often, Crazyflie 2 or SunFounder Controller?
Other comparisons
