# Cognizer vs PrimeXTime

The clearest difference is rating: PrimeXTime at 5.0 against Cognizer's 4.4. PrimeXTime also leads on in-app purchases (none vs 6) and review sentiment (100% vs 80%). Cognizer's advantage is iOS requirement (15.0 vs 17.6). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Cognizer sells 6 one-off in-app purchases. PrimeXTime asks for nothing beyond the download.

PrimeXTime holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews point the same way: 80% of Cognizer's written reviews are positive against 100% of PrimeXTime's.

Cognizer ships an update every 6 months, PrimeXTime every 4 months. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Cognizer | PrimeXTime |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (5 ratings)](https://appshunter.io/ios/app/cognizer/id1088717471/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/primextime/id1253706544/reviews)** |
| Number of ratings | **5** | 2 |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 156 MB | 6 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ethan W Larson](https://appshunter.io/developer/940993305) | [Rick Hutchinson](https://appshunter.io/developer/1253697991) |

## What reviewers say

### Cognizer

[App page](https://appshunter.io/ios/app/cognizer/id1088717471)

Engage your mind with a unique puzzle game featuring symbols and colors. Choose from various modes, including timed challenges and a relaxed, limitless option. Enjoy immersive ambient sounds and accessibility features for all players.

**Highlights:** Unique brain-challenge with symbols and colors, Modes with and without time limits, Ambient sounds by Ohrwert, Colorblindness options, Standard, Speed, and Zen gameplay modes

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tier 1 | $0.99 | one-time |
| Tier 2 | $1.99 | one-time |
| Tier 3 | $2.99 | one-time |
| Tier 6 | $5.99 | one-time |
| Tier 10 | $9.99 | one-time |
| Tier 20 | $19.99 | one-time |


### PrimeXTime

[App page](https://appshunter.io/ios/app/primextime/id1253706544)

Engage your mind with a unique number-based puzzle game. Start with a random number and strategically divide by single-digit primes. Bump the number by multiplying by 10 and adding a digit to reach 1 and win.

**Highlights:** Number division by primes, Strategic bumping mechanic, Goal to reduce number to 1, Brain exercise gameplay, Simple, intuitive interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Cognizer free?

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

### Is PrimeXTime free?

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

### Which has better reviews, Cognizer or PrimeXTime?

PrimeXTime is rated higher. Cognizer averages 4.4 out of 5 from 5 ratings, while PrimeXTime averages 5.0 from 2 ratings.

### Do Cognizer or PrimeXTime have ads?

Neither Cognizer nor PrimeXTime shows ads.

### Which is updated more often, Cognizer or PrimeXTime?

Cognizer ships an update every 6 months, and PrimeXTime every 4 months. Most recently, Cognizer was updated on November 2, 2026 and PrimeXTime on November 4, 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.*