# WorldData vs Gen Z & Gen Alpha Decoder

The clearest difference is in-app purchases: WorldData at none against Gen Z & Gen Alpha Decoder's 2. WorldData also leads on iOS requirement (13.2 vs 15.1). Gen Z & Gen Alpha Decoder's advantage is update cadence (every 4 days vs every 31 months). On price, ads and device support there is nothing between them.

Both are free to download. Gen Z & Gen Alpha Decoder sells 2 in-app purchases, starting at $4.99 per month. WorldData asks for nothing beyond the download.

WorldData ships an update every 31 months, Gen Z & Gen Alpha Decoder every 4 days. The most recent releases landed on September 28, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | WorldData | Gen Z & Gen Alpha Decoder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/worlddata/id1506365990/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 34 MB | 49 MB |
| Requires iOS | **13.2** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JUAN GIL](https://appshunter.io/developer/1068656492) | [Manikanth Aldi](https://appshunter.io/developer/1876899555) |

## What reviewers say

### WorldData

[App page](https://appshunter.io/ios/app/worlddata/id1506365990)

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.

**Highlights:** Global problem research, Data visualization, Worldwide living conditions, Environmental changes, Demography data, Future data updates

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Gen Z & Gen Alpha Decoder

[App page](https://appshunter.io/ios/app/gen-z-and-gen-alpha-decoder/id6768345221)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gen Signals Pro | $4.99 | per month |
| Gen Signals Pro | $34.99 | per year |


## Frequently asked questions

### Is WorldData free?

WorldData is free to download, with no in-app purchases.

### Is Gen Z & Gen Alpha Decoder free?

Gen Z & Gen Alpha Decoder is free to download, with in-app purchases available.

### Do WorldData or Gen Z & Gen Alpha Decoder have ads?

Neither WorldData nor Gen Z & Gen Alpha Decoder shows ads.

### Which is updated more often, WorldData or Gen Z & Gen Alpha Decoder?

WorldData ships an update every 31 months, and Gen Z & Gen Alpha Decoder every 4 days. Most recently, WorldData was updated on September 28, 2026 and Gen Z & Gen Alpha Decoder on September 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*