# Quizzu vs Oops... I Thought I Knew That!

The clearest difference is rating: Quizzu at 5.0 against Oops... I Thought I Knew That!'s 1.0. Quizzu also leads on monetization model (free vs free with in-app purchases) and ratings volume (3 vs 1). Oops... I Thought I Knew That!'s advantage is update cadence (daily vs monthly). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Quizzu sells 1 one-off in-app purchase and Oops... I Thought I Knew That! sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Quizzu holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Quizzu ships an update monthly, Oops... I Thought I Knew That! daily. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Quizzu | Oops... I Thought I Knew That! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/quizzu/id904168097/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/oops-i-thought-i-knew-that/id6792705752/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 3 MB | 12 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Izzu, Inc.](https://appshunter.io/developer/904168100) | [Two4Tea](https://appshunter.io/developer/1437128903) |

## What reviewers say

### Quizzu

[App page](https://appshunter.io/ios/app/quizzu/id904168097)

Engage in challenging trivia with friends or solo. This game offers multiple player modes, including offline and online head-to-head, with a vast library of difficult questions across various categories. Enjoy fast-paced gameplay where quick answers earn more points.

**Highlights:** Up to 15 players in turns, 4 players head-to-head online, 8 players head-to-head offline, In-game chat over WiFi, Peer-to-peer play via Bluetooth/WiFi, Over 1000 difficult questions, Fast-paced scoring system

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Fifty Fifty chances | $0.99 | one-time |


### Oops... I Thought I Knew That!

[App page](https://appshunter.io/ios/app/oops-i-thought-i-knew-that/id6792705752)

A hilarious party trivia game where simple questions become challenging. Test your knowledge against friends, earn points for correct answers, and lose them for wrong ones. The first to reach zero points loses.

**Highlights:** Hundreds of hilarious trivia questions, Questions about everyday knowledge, Perfect for parties and friends, Simple rules, quick to learn, New question packs added regularly, Play on one device

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | per month |
| Premium | $3.99 | one-time |


## Frequently asked questions

### Is Quizzu free?

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

### Is Oops... I Thought I Knew That! free?

Oops... I Thought I Knew That! is free to download, with in-app purchases available.

### Which has better reviews, Quizzu or Oops... I Thought I Knew That!?

Quizzu is rated higher. Quizzu averages 5.0 out of 5 from 3 ratings, while Oops... I Thought I Knew That! averages 1.0 from 1 ratings.

### Do Quizzu or Oops... I Thought I Knew That! have ads?

Neither Quizzu nor Oops... I Thought I Knew That! shows ads.

### Which is updated more often, Quizzu or Oops... I Thought I Knew That!?

Quizzu ships an update monthly, and Oops... I Thought I Knew That! daily. Most recently, Quizzu was updated on November 6, 2026 and Oops... I Thought I Knew That! on November 1, 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.*