# Crowdsav vs IMT

Crowdsav and IMT both sit at 5.0 stars, but that hides the real split: 100% of IMT's written reviews are positive against 25% of Crowdsav's. IMT also leads on ads (none vs shown). Crowdsav's advantage is in-app purchases (none vs 3) and iOS requirement (15.1 vs 18.6). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. IMT sells 3 one-off in-app purchases. Crowdsav asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Crowdsav against 5.0 for IMT. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 25% of Crowdsav's written reviews are positive against 100% of IMT's.

Crowdsav ships an update every 2 months, IMT every 4 months. The most recent releases landed on June 5, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Crowdsav | IMT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/crowdsav/id523487908/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/imt-methane/id966868178/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Ad-supported | **Free** |
| Size | 49 MB | 7 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Health Visuals Pte Ltd](https://appshunter.io/developer/523487931) | [RGB Consulting Limited](https://appshunter.io/developer/368207904) |

## What reviewers say

### Crowdsav

[App page](https://appshunter.io/ios/app/crowdsav/id523487908)

Locate the nearest Automated External Defibrillator (AED) with this app. Users can also share AED locations and receive real-time incident notifications with chat support.

**Highlights:** Locate nearest AED, Share AED locations, Incident notifications, In-app chat support, Crowd-sourced data

**Features:** macOS Compatibility

**In-app purchases:** none


### IMT

[App page](https://appshunter.io/ios/app/imt-methane/id966868178)

This tool helps emergency responders quickly and reliably construct METHANE or ETHANE messages during major incidents. Designed by experienced responders, it simplifies recalling critical information under pressure to ensure timely and appropriate emergency responses.

**Highlights:** METHANE acronym reporting, ETHANE acronym reporting, Intuitive interface, Quick message building, Reliable incident reporting, Designed by emergency responders

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $1.99 | one-time |
| Large Tip | $3.99 | one-time |


## Frequently asked questions

### Is Crowdsav free?

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

### Is IMT free?

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

### Which has better reviews, Crowdsav or IMT?

Crowdsav and IMT are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Crowdsav or IMT have ads?

Crowdsav shows ads; IMT does not.

### Which is updated more often, Crowdsav or IMT?

Crowdsav ships an update every 2 months, and IMT every 4 months. Most recently, Crowdsav was updated on June 5, 2026 and IMT on September 10, 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.*