# Refrigerant Identifier vs USCIS Civic Test

The clearest difference is in-app purchases: Refrigerant Identifier at none against USCIS Civic Test's 1. Refrigerant Identifier also leads on ads (none vs shown) and iOS requirement (9.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. USCIS Civic Test sells 1 one-off in-app purchase. Refrigerant Identifier asks for nothing beyond the download.

## The numbers

| Metric | Refrigerant Identifier | USCIS Civic Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (43 ratings)](https://appshunter.io/ios/app/uscis-civic-test/id6760682185/reviews)** |
| Number of ratings | — | **43** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 4 days |
| Monetization | — | Free with in-app purchases |
| Size | 22 MB | 69 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [UNEP](https://appshunter.io/developer/1106793919) | [Hakan karadis](https://appshunter.io/developer/1885709246) |

## What reviewers say

### Refrigerant Identifier

[App page](https://appshunter.io/ios/app/refrigerant-identifier/id1480592969)

**Features:** macOS Compatibility

**In-app purchases:** none


### USCIS Civic Test

[App page](https://appshunter.io/ios/app/uscis-civic-test/id6760682185)

Prepare for your U.S. citizenship interview with flashcards, quizzes, and mock interviews covering all 128 official civics questions. Includes audio, progress tracking, and helpful tips for test day. Works offline and offers a free version with 50 questions.

**Highlights:** 128 official civics questions, Flashcard study mode, Multiple choice quizzes, Mock interview practice, Audio for questions and answers, Progress tracking, Offline functionality

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| USCIS Civic Test Pro | $2.99 | one-time |


## Frequently asked questions

### Is Refrigerant Identifier free?

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

### Is USCIS Civic Test free?

USCIS Civic Test is free to download, with in-app purchases available.

### Do Refrigerant Identifier or USCIS Civic Test have ads?

USCIS Civic Test shows ads; Refrigerant Identifier does not.

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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.*