# JouleBug vs Scrapp | Zero

The clearest difference is rating: JouleBug at 4.4 against Scrapp | Zero's 3.0. JouleBug also leads on review sentiment (70% vs 40%) and monetization model (free vs free with in-app purchases). Scrapp | Zero's advantage is update cadence (monthly vs every 3 months). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

JouleBug holds the better App Store score, 4.4 against 3.0. That said, the two scores are not equally well evidenced: JouleBug has 41 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 70% of JouleBug's written reviews are positive against 40% of Scrapp | Zero's.

JouleBug ships an update every 3 months, Scrapp | Zero monthly. The most recent releases landed on September 18, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | JouleBug | Scrapp | Zero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (41 ratings)](https://appshunter.io/ios/app/joulebug-legacy/id391199306/reviews)** | [3.0 (6 ratings)](https://appshunter.io/ios/app/scrapp-zero-waste-simplified/id1546625454/reviews) |
| Number of ratings | **41** | 6 |
| Positive reviews | **70.0% of reviews** | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 70 MB | 46 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Cleanbit Systems, Inc.](https://appshunter.io/developer/391199309) | [Scrapp LLC](https://appshunter.io/developer/1546625456) |

## What reviewers say

### JouleBug

[App page](https://appshunter.io/ios/app/joulebug-legacy/id391199306)

This app is designed to enhance workplace experiences by fostering environmental and social stewardship through collective action. It offers tailored sustainability programs, tracks impact metrics, and encourages employee engagement through challenges and social interactions.

**Highlights:** Employee Engagement Hub, Tailored Sustainability Programs, Metrics for Impactful Insights, Inspirational Challenges, Dynamic Social Interactions

**Features:** macOS Compatibility

**In-app purchases:** none


### Scrapp | Zero

[App page](https://appshunter.io/ios/app/scrapp-zero-waste-simplified/id1546625454)

Easily determine the correct way to dispose of any waste item by scanning its barcode or searching for it. Get local disposal rules and track your impact on the planet. Join a community dedicated to reducing waste and fighting plastic pollution.

**Highlights:** Scan barcodes for disposal info, Search items for disposal options, Local disposal rules, Step-by-step bin guides, Track waste disposal impact, Discover sustainable brands

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is JouleBug free?

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

### Is Scrapp | Zero free?

Scrapp | Zero is free to download, with no in-app purchases.

### Which has better reviews, JouleBug or Scrapp | Zero?

JouleBug is rated higher. JouleBug averages 4.4 out of 5 from 41 ratings, while Scrapp | Zero averages 3.0 from 6 ratings.

### Do JouleBug or Scrapp | Zero have ads?

Neither JouleBug nor Scrapp | Zero shows ads.

### Which is updated more often, JouleBug or Scrapp | Zero?

JouleBug ships an update every 3 months, and Scrapp | Zero monthly. Most recently, JouleBug was updated on September 18, 2026 and Scrapp | Zero on September 12, 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.*