# RiffTrax Sync vs Pure Trivia

The clearest difference is in-app purchases: Pure Trivia at none against RiffTrax Sync's 18. RiffTrax Sync's advantage is ads (none vs shown) and iOS requirement (17.0 vs 26.0). On price, update cadence and device support there is nothing between them.

Both are free to download. RiffTrax Sync sells 18 one-off in-app purchases. Pure Trivia asks for nothing beyond the download.

RiffTrax Sync ships an update every 4 months, Pure Trivia every 3 months. The most recent releases landed on October 22, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | RiffTrax Sync | Pure Trivia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (122 ratings)](https://appshunter.io/ios/app/rifftrax-sync/id794765479/reviews)** | — |
| Number of ratings | **122** | — |
| Positive reviews | 41.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 65 MB | 5 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [RiffTrax, LLC](https://appshunter.io/developer/1339329624) | [Michael Babitski](https://appshunter.io/developer/1887066406) |

## What reviewers say

### RiffTrax Sync

[App page](https://appshunter.io/ios/app/rifftrax-sync/id794765479)

This app synchronizes humorous audio commentaries with movies from various sources. It uses your device's microphone to detect the film and automatically aligns the jokes for a comedic viewing experience. Enjoy blockbusters and B-movies with a fresh, funny twist.

**Highlights:** Automatic audio commentary synchronization, Movie recognition via device microphone, Supports various playback sources (streaming, DVD, Blu-ray), Downloadable commentary tracks, Syncs with blockbusters and B-movies

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

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Harry Potter and the Chamber of Secrets Riff | $4.99 | one-time |
| Harry Potter and the Sorcerers Stone Riff | $4.99 | one-time |
| Jurassic Park Riff | $4.99 | one-time |
| Lord of the Rings: Fellowship of the Ring Riff | $4.99 | one-time |
| The Room (RiffTrax Live Edition) Riff | $4.99 | one-time |
| Jaws Riff | $4.99 | one-time |
| Twilight Riff | $4.99 | one-time |
| Twilight: Eclipse Riff | $4.99 | one-time |
| Twilight: New Moon Riff | $4.99 | one-time |
| Star Wars Episode I: The Phantom Menace Riff | $4.99 | one-time |
| Star Wars Episode IV: A New Hope Riff | $4.99 | one-time |
| Road House (10th Anniversary Edition) Riff | $4.99 | one-time |
| Star Wars: Episode VII - The Force Awakens Riff | $4.99 | one-time |
| The Twilight Saga: Breaking Dawn - Part 1 parody Riff | $4.99 | one-time |
| Star Wars Episode II: Attack of the Clones Riff | $4.99 | one-time |
| Star Wars Episode III: Revenge of the Sith Riff | $4.99 | one-time |
| Harry Potter and the Prisoner of Azkaban Riff | $4.99 | one-time |
| Independence Day Riff | $4.99 | one-time |

**What reviewers like**

- 😂 Hilarious content
- 👍 Easy to use
- 🚀 Auto-sync works well
- 💡 Innovative syncing technology
- 💰 Good value for content

**What reviewers complain about**

- 🐛 Sync issues
- 🐛 Login failures
- 🐛 App crashes
- 🐛 No Bluetooth support
- 🐛 No Apple TV support

**Reported bugs**

- Login failed every time
- Sound or sync issues with titles
- Mechanism to match film with riff outdated
- Corrupted riff file
- Cannot log in

**Requested features**

- RiffTrax Friends integration
- Manual sync option
- Bluetooth speaker support
- Apple TV support
- Downloadable content


### Pure Trivia

[App page](https://appshunter.io/ios/app/pure-trivia-physics/id6761128793)

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

**In-app purchases:** none


## Frequently asked questions

### Is RiffTrax Sync free?

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

### Is Pure Trivia free?

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

### Do RiffTrax Sync or Pure Trivia have ads?

Pure Trivia shows ads; RiffTrax Sync does not.

### Which is updated more often, RiffTrax Sync or Pure Trivia?

RiffTrax Sync ships an update every 4 months, and Pure Trivia every 3 months. Most recently, RiffTrax Sync was updated on October 22, 2026 and Pure Trivia on October 5, 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.*