# USEFULL vs Celiac Scanner

The clearest difference is rating: Celiac Scanner at 5.0 against USEFULL's 3.5. Celiac Scanner also leads on review sentiment (100% vs 79%) and update cadence (every 2 weeks vs monthly). USEFULL's advantage is in-app purchases (none vs 2) and ratings volume (52 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Celiac Scanner sells 2 in-app purchases, starting at $9.99 per month. USEFULL asks for nothing beyond the download.

Celiac Scanner holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: USEFULL has 52 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 79% of USEFULL's written reviews are positive against 100% of Celiac Scanner's.

USEFULL ships an update monthly, Celiac Scanner every 2 weeks. The most recent releases landed on September 19, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | USEFULL | Celiac Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (52 ratings)](https://appshunter.io/ios/app/usefull/id1482452768/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/celiac-scanner/id6761954577/reviews)** |
| Number of ratings | **52** | 2 |
| Positive reviews | 78.6% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#188** |
| Size | 83 MB | 45 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [USEFULL Inc](https://appshunter.io/developer/1691909738) | [Brian Singer](https://appshunter.io/developer/1892187621) |

## What reviewers say

### USEFULL

[App page](https://appshunter.io/ios/app/usefull/id1482452768)

This app facilitates a plastic-free reusable takeout program on campuses. Users borrow durable stainless steel containers instead of single-use ones, tracking their environmental impact and managing returns through the app.

**Highlights:** QR code scanner for container checkout, Due date reminders, Personal environmental impact tracking, Find checkout and return stations, Manage late fees and payments, 24/7 customer support

**Features:** Apple Wallet

**In-app purchases:** none


### Celiac Scanner

[App page](https://appshunter.io/ios/app/celiac-scanner/id6761954577)

**Currently charting:** #188 Top Grossing · Food & Drink (US App Store)

This app helps individuals with Celiac disease and severe gluten sensitivities navigate grocery shopping and dining out. It uses AI to analyze ingredient lists, identify hidden gluten risks, and find safe restaurants, providing clear verdicts and a personal food library for peace of mind.

**Highlights:** Instant ingredient scanning with AI analysis, Cross-references 30+ celiac safety databases, AI restaurant finder for gluten-free kitchens, Flags hidden gluten and cross-contamination risks, Personalized safe food and restaurant library, Clear SAFE, CAUTION, or UNSAFE verdicts

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Celiac Scanner Premium - Monthly | $9.99 | per month |
| Coeliac Scanner Premium - Annual | $97.00 | per year |


## Frequently asked questions

### Is USEFULL free?

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

### Is Celiac Scanner free?

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

### Which has better reviews, USEFULL or Celiac Scanner?

Celiac Scanner is rated higher. USEFULL averages 3.5 out of 5 from 52 ratings, while Celiac Scanner averages 5.0 from 2 ratings.

### Do USEFULL or Celiac Scanner have ads?

Neither USEFULL nor Celiac Scanner shows ads.

### Which is updated more often, USEFULL or Celiac Scanner?

USEFULL ships an update monthly, and Celiac Scanner every 2 weeks. Most recently, USEFULL was updated on September 19, 2026 and Celiac Scanner on September 8, 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.*