# Airgas SRVS vs Aromadd

The clearest difference is rating: Airgas SRVS at 3.6 against Aromadd's 1.7. Aromadd's advantage is update cadence (monthly vs every 9 months) and ratings volume (76 vs 10). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Airgas SRVS holds the better App Store score, 3.6 against 1.7. That said, the two scores are not equally well evidenced: Aromadd has 76 ratings behind it against 10, so its average is the more settled of the two. Written reviews complicate that: 0% of Airgas SRVS's written reviews are positive against 9% of Aromadd's, so the app with the better star average is not the one people write more warmly about.

Airgas SRVS ships an update every 9 months, Aromadd monthly. The most recent releases landed on October 11, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Airgas SRVS | Aromadd |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (10 ratings)](https://appshunter.io/ios/app/airgas-srvs/id875275554/reviews)** | [1.7 (76 ratings)](https://appshunter.io/ios/app/aromadd/id6738270941/reviews) |
| Number of ratings | 10 | **76** |
| Positive reviews | 0.0% of reviews | **8.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Monthly** |
| Monetization | Free | Free |
| Size | 104 MB | 38 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Airgas](https://appshunter.io/developer/875275557) | [可汗 罗](https://appshunter.io/developer/1407110279) |

## What reviewers say

### Airgas SRVS

[App page](https://appshunter.io/ios/app/airgas-srvs/id875275554)

This utility app helps users manage gas mixes, track certificate expirations, and access safety data sheets for scanned products. It also provides equipment recommendations and allows for defining storage locations and product nicknames.

**Highlights:** Gas mix capabilities up to 15 components, Certificate expiration tracking, Equipment recommendations by product, Direct links to SDS, Define storage locations and product nicknames

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

**In-app purchases:** none


### Aromadd

[App page](https://appshunter.io/ios/app/aromadd/id6738270941)

Control your Bluetooth-enabled aroma diffuser directly from your smartphone. Create personalized scent experiences to enhance your environment and enjoy memorable aromatic moments.

**Highlights:** Bluetooth diffuser control, Smartphone integration, Personalized scent experiences, Environmental ambiance enhancement

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

**In-app purchases:** none


## Frequently asked questions

### Is Airgas SRVS free?

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

### Is Aromadd free?

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

### Which has better reviews, Airgas SRVS or Aromadd?

Airgas SRVS is rated higher. Airgas SRVS averages 3.6 out of 5 from 10 ratings, while Aromadd averages 1.7 from 76 ratings.

### Do Airgas SRVS or Aromadd have ads?

Neither Airgas SRVS nor Aromadd shows ads.

### Which is updated more often, Airgas SRVS or Aromadd?

Airgas SRVS ships an update every 9 months, and Aromadd monthly. Most recently, Airgas SRVS was updated on October 11, 2026 and Aromadd on October 30, 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.*