# Interference vs Birdr

The clearest difference is review sentiment: Interference at 100% against Birdr's 50%. Interference also leads on rating (5.0 vs 3.0) and iOS requirement (12.1 vs 18.6). Birdr's advantage is in-app purchases (none vs 1) and update cadence (every 2 days vs every 7 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Interference sells 1 one-off in-app purchase. Birdr asks for nothing beyond the download.

Interference holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews point the same way: 100% of Interference's written reviews are positive against 50% of Birdr's.

Interference ships an update every 7 months, Birdr every 2 days. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Interference | Birdr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/interference/id1241922173/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/birdr-bird-id-quiz/id6745144189/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 35 MB | 58 MB |
| Requires iOS | **12.1** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Centrifuge Ltd](https://appshunter.io/developer/1184611732) | [Loek van Gent](https://appshunter.io/developer/1810977852) |

## What reviewers say

### Interference

[App page](https://appshunter.io/ios/app/interference/id1241922173)

A creative drawing and guessing game where players take turns drawing and describing a prompt. The message gets hilariously distorted as it passes through the chain, leading to funny reveals.

**Highlights:** Draw and describe prompts, Chain gameplay, Collect in-game achievements, Compete for 'Picture of the Week', Watch drawing replays, In-game chat and forum

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Interference Supporter | $4.99 | one-time |


### Birdr

[App page](https://appshunter.io/ios/app/birdr-bird-id-quiz/id6745144189)

Test your bird identification skills with this engaging quiz. Train using photos, videos, and sounds from around the world. Compete solo or challenge friends to see who is the ultimate bird expert.

**Highlights:** Bird identification quiz, Photo, video, and sound training, Customizable game settings, Solo play mode, Head-to-head multiplayer, Global bird content

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

**In-app purchases:** none


## Frequently asked questions

### Is Interference free?

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

### Is Birdr free?

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

### Which has better reviews, Interference or Birdr?

Interference is rated higher. Interference averages 5.0 out of 5 from 2 ratings, while Birdr averages 3.0 from 2 ratings.

### Do Interference or Birdr have ads?

Neither Interference nor Birdr shows ads.

### Which is updated more often, Interference or Birdr?

Interference ships an update every 7 months, and Birdr every 2 days. Most recently, Interference was updated on October 21, 2026 and Birdr on October 24, 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.*