# meter.me installer vs HydraAtlas

The clearest difference is update cadence: HydraAtlas at every 4 days against meter.me installer's every 3 weeks. meter.me installer's advantage is iOS requirement (15.1 vs 17.6). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for meter.me installer against 5.0 for HydraAtlas. Both are backed by a comparable volume of ratings — 3 and 3 respectively.

meter.me installer ships an update every 3 weeks, HydraAtlas every 4 days. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | meter.me installer | HydraAtlas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/meterme-installer/id6738110618/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/hydraatlas/id6749492232/reviews) |
| Number of ratings | 3 | 3 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free | Free |
| Size | 48 MB | 17 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lamarr, Inc.](https://appshunter.io/developer/1593424622) | [Kevin Bullock](https://appshunter.io/developer/1504358834) |

## What reviewers say

### meter.me installer

[App page](https://appshunter.io/ios/app/meterme-installer/id6738110618)

This app facilitates the installation and maintenance of a water monitoring system. It is designed for areas lacking power and internet connectivity, allowing users to track water usage, tank levels, and more.

**Highlights:** Water monitoring system installation, Remote deployment (no power/internet), Water usage tracking, Tank level monitoring, Well level monitoring, Pond level monitoring, System maintenance

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

**In-app purchases:** none


### HydraAtlas

[App page](https://appshunter.io/ios/app/hydraatlas/id6749492232)

This app provides detailed flood risk information for any US location using official FEMA data. It offers real-time updates on stream gauges, weather alerts, and radar, helping users make informed decisions about potential flood hazards.

**Highlights:** FEMA flood zone mapping, USGS stream gauge readings, National Weather Service alerts, Interactive weather radar, Save monitored locations, Emergency preparedness info

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is meter.me installer free?

meter.me installer is free to download, with no in-app purchases.

### Is HydraAtlas free?

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

### Which has better reviews, meter.me installer or HydraAtlas?

meter.me installer and HydraAtlas are both rated 5.0 out of 5 on the App Store, from 3 and 3 ratings respectively.

### Do meter.me installer or HydraAtlas have ads?

Neither meter.me installer nor HydraAtlas shows ads.

### Which is updated more often, meter.me installer or HydraAtlas?

meter.me installer ships an update every 3 weeks, and HydraAtlas every 4 days. Most recently, meter.me installer was updated on October 21, 2026 and HydraAtlas on October 24, 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.*