Xwhy vs SK Data Tool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Xwhy
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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.
SK Data Tool
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This app is a powerful solution for researchers, field agents, and organizations that need to collect and manage survey data. Create custom survey forms, collect responses online or offline, and manage your data securely in one place. Perfect for market research, academic studies, NGO projects, or internal company feedback.
Screenshots
Verdict
The clearest difference is update cadence: SK Data Tool at every 9 days 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, SK Data Tool every 9 days. Both last shipped on May 17, 2026.
| Parameter | Xwhy | SK Data Tool |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.4 | 12.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 26 MB |
| Age rating | 4+ | 17+ |
| Developer | GRAPE MEDIA | BLUEFIN SOLUTIONS LIMITED |
In-app purchases
Xwhy
No in-app purchases
SK Data Tool
No in-app purchases
