WorldData vs Shadow Self
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WorldData
Explore global challenges and progress with accessible research and data. Visualize worldwide living conditions and environmental changes. Future updates will include more data on health, energy, and the environment.
- Global problem research
- Data visualization
- Worldwide living conditions
- Environmental changes
- Demography data
- Future data updates
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The goal of this app is to make the knowledge on the big problems accessible and understandable. Our World in Data app is about research and data to make progress against the world’s largest problems. An app to see the large global problems and the powerful changes that reshape our world. This version comes with Demography data but more data like Health, Energy, Environment will come soon. This app gives you a comprehensive perspective on global living conditions and the earth’s environment. We will bring much more information soon Enjoy!.
Shadow Self
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There's a part of you that runs in the background shaping your choices, your reactions, your relationships without you ever seeing it clearly. Shadow Self helps you find it. Through Sage, an AI companion trained in Jungian psychology, you discover your shadow archetype: the hidden pattern beneath your behavior. Then you learn to work with it. What you get: Your shadow archetype from six Jungian archetypes Deep one-on-one conversations with Sage Journal to track patterns and breakthroughs Shadow work exercises tailored to your archetype Deep Analysis: behavioral patterns, root causes, integration plan Private by design. No account required. No data sold. Your conversations stay on your device.
Screenshots
Verdict
The clearest difference is update cadence: Shadow Self at every 6 days against WorldData's every 31 months. WorldData's advantage is iOS requirement (13.2 vs 15.0). 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.
WorldData ships an update every 31 months, Shadow Self every 6 days. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.
| Parameter | WorldData | Shadow Self |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (2 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 31 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.2 — better | 15.0 |
| Further details — not scored | ||
| Size | 34 MB | 7 MB |
| Age rating | 4+ | 17+ |
| Developer | JUAN GIL | yehuda breuer |
In-app purchases
WorldData
No in-app purchases
Shadow Self
No in-app purchases









