# Důkaz 111 vs Brain Test Premium

The clearest difference is review sentiment: Důkaz 111 at 75% against Brain Test Premium's 0%. Důkaz 111 also leads on price (Free vs $4.99) and ads (none vs shown). Brain Test Premium's advantage is chart position (#122 vs unranked). On in-app purchases, device support and iOS requirement there is nothing between them.

Důkaz 111 is free to download; Brain Test Premium costs $4.99 up front. Důkaz 111 sells 1 one-off in-app purchase and Brain Test Premium sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Důkaz 111 ships an update monthly, Brain Test Premium every 12 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Důkaz 111 | Brain Test Premium |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | — | **[4.7 (24 ratings)](https://appshunter.io/ios/app/brain-test-premium/id6447440666/reviews)** |
| Number of ratings | — | **24** |
| Positive reviews | **75.4% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 12 months |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | — | **#122** |
| Size | 452 MB | 290 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 12+ | 4+ |
| Developer | [Play By Ears s.r.o.](https://appshunter.io/developer/1503517694) | [UNICO STUDIO](https://appshunter.io/developer/1467451326) |

## What reviewers say

### Důkaz 111

[App page](https://appshunter.io/ios/app/dukaz-111/id1503517695)

An interactive audio detective game where your choices shape the narrative. Immerse yourself in a mystery with professional voice acting and 3D sound. The story unfolds based on your decisions, leading to different outcomes.

**Highlights:** Interactive audio story, Branching narrative based on choices, Professional voice acting, 3D sound immersion, Simple swipe controls, Optimized for visually impaired users

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Důkaz 111 - celý příběh | $3.99 | one-time |


### Brain Test Premium

[App page](https://appshunter.io/ios/app/brain-test-premium/id6447440666)

**Currently charting:** #122 Top Paid · Trivia (US App Store)

This premium puzzle game offers an ad-free experience with all daily levels unlocked and enhanced in-game bonuses. It features a series of challenging brain teasers designed to test your logic and creativity, providing endless fun for all ages.

**Highlights:** Ad-free gameplay, All daily levels unlocked, Double daily gifts, Cheaper hints and skips, Bonus starting bulbs, Tricky and mind-blowing brain teasers, Offline play

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lamp 250 | $2.99 | one-time |
| Lamp 500 | $4.99 | one-time |
| Lamp 1000 | $8.99 | one-time |
| Lamp 2500 | $14.99 | one-time |


## Frequently asked questions

### Is Důkaz 111 free?

Důkaz 111 is free to download, with in-app purchases available.

### Is Brain Test Premium free?

Brain Test Premium costs $4.99, and also offers in-app purchases.

### Do Důkaz 111 or Brain Test Premium have ads?

Brain Test Premium shows ads; Důkaz 111 does not.

### Which is updated more often, Důkaz 111 or Brain Test Premium?

Důkaz 111 ships an update monthly, and Brain Test Premium every 12 months. Most recently, Důkaz 111 was updated on November 3, 2026 and Brain Test Premium on November 3, 2026.

---

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