SunFounder Controller vs Qrty
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
Qrty
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Qrty is a super simple QR code generator for networking! Simply enter your information and a url, and share your QR code quick and easy.
Screenshots
Verdict
The clearest difference is update cadence: Qrty at daily against SunFounder Controller's every 3 months. SunFounder Controller's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 17.0). On price, ads and in-app purchases 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 ships an update every 3 months, Qrty daily. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.
| Parameter | SunFounder Controller | Qrty |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (28 ratings) — better | — |
| Positive reviews | 94.7% of reviews | — |
| Number of ratings | 28 — better | — |
| Update frequency | Every 3 months | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 92 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Maker Stars Technology Co., Ltd. | Alex Kugell |
Bugs and 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
Qrty
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SunFounder Controller
No in-app purchases
Qrty
No in-app purchases
Questions
Is SunFounder Controller free?
Is Qrty free?
Do SunFounder Controller or Qrty have ads?
Which is updated more often, SunFounder Controller or Qrty?
Other comparisons
