Xwhy vs DAPY LIGHTS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Xwhy
Read full descriptionHide full description
This research platform is focused on delivering a simple, a convenient and an effective way to understand human worlds better. As we respect personal data, the research app is a tool for a participant to indicate a perspective on a particular theme according to individual preferences. This direct-to-participant approach allows to conduct surveys and enables mobile ethnography with ease.
DAPY LIGHTS
Read full descriptionHide full description
Welcome to use our dot matrix screen control APP! This application is a device control application combined with hardware dot matrix screen. users can push the text content to be displayed to the hardware dot-matrix screen via wireless technology through this application, and display the text on the dot-matrix screen in real time We have designed a simple and easy-to-use APP for the hardware dot matrix screen. Users only need to connect the dot matrix screen with the mobile phone. Through this application, the control of the dot matrix screen can be realized, including multiple setting functions such as text content input and display switch. This application supports the IOS system and is launched in the APP store, looking forward to your experience.
Screenshots
Verdict
The clearest difference is update cadence: DAPY LIGHTS at every 2 weeks against Xwhy's every 3 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Xwhy ships an update every 3 months, DAPY LIGHTS every 2 weeks. The most recent releases landed on May 17, 2026 and May 16, 2026 respectively.
| Parameter | Xwhy | DAPY LIGHTS |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.4 | 13.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 68 MB |
| Age rating | 4+ | 4+ |
| Developer | GRAPE MEDIA | 锐湖 陈 |
In-app purchases
Xwhy
No in-app purchases
DAPY LIGHTS
No in-app purchases









