# What Is This Thing? vs infipedia

The clearest difference is price: What Is This Thing? at Free against infipedia's $0.99. infipedia's advantage is ads (none vs shown) and update cadence (weekly vs every 6 weeks). On in-app purchases, device support and iOS requirement there is nothing between them.

What Is This Thing? is free to download; infipedia costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

What Is This Thing? ships an update every 6 weeks, infipedia weekly. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | What Is This Thing? | infipedia |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/infipedia/id6752109334/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | — | Paid |
| Size | 32 MB | 31 MB |
| Requires iOS | **15.6** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Matt Lyons-Wood](https://appshunter.io/developer/1822657760) | [DEPLOY FORWARD LLC](https://appshunter.io/developer/1834702526) |

## What reviewers say

### What Is This Thing?

[App page](https://appshunter.io/ios/app/what-is-this-thing/id6747729663)

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

**In-app purchases:** none


### infipedia

[App page](https://appshunter.io/ios/app/infipedia/id6752109334)

Explore an infinite wiki powered entirely by your device. Discover new ideas by clicking into topics and phrases, building a private, local database of information. This app leverages advanced AI models for offline learning without data collection or ads.

**Highlights:** Infinite topic exploration, Local data storage, 100% private and secure, Offline AI model integration, No third-party analytics, No advertisements

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

**In-app purchases:** none


## Frequently asked questions

### Is What Is This Thing? free?

What Is This Thing? is free to download, with no in-app purchases.

### Is infipedia free?

infipedia costs $0.99, with no in-app purchases.

### Do What Is This Thing? or infipedia have ads?

What Is This Thing? shows ads; infipedia does not.

### Which is updated more often, What Is This Thing? or infipedia?

What Is This Thing? ships an update every 6 weeks, and infipedia weekly. Most recently, What Is This Thing? was updated on October 14, 2026 and infipedia on October 25, 2026.

---

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