# MantaLink vs RMLD

The clearest difference is review sentiment: MantaLink at 100% against RMLD's 0%. MantaLink also leads on rating (5.0 vs 4.3) and update cadence (every 2 weeks vs every 2 months). RMLD's advantage is ratings volume (4 vs 1) and iOS requirement (11.0 vs 15.6). 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.

MantaLink holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 100% of MantaLink's written reviews are positive against 0% of RMLD's.

MantaLink ships an update every 2 weeks, RMLD every 2 months. The most recent releases landed on October 7, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | MantaLink | RMLD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mantalink/id1228258991/reviews)** | [4.3 (4 ratings)](https://appshunter.io/ios/app/rmld-cs-app/id1498450663/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 8 MB | 74 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eureka Water Probes](https://appshunter.io/developer/1228258780) | [Heath Consultants Inc](https://appshunter.io/developer/1498450662) |

## What reviewers say

### MantaLink

[App page](https://appshunter.io/ios/app/mantalink/id1228258991)

Connect to Eureka Water Probes via Bluetooth Low Energy to view, collect, and email sensor data directly from the field. Features include real-time data display, time series capture, GPS logging, and sensor calibration.

**Highlights:** Bluetooth Low Energy connection, Real-time sensor data display, Time series data capture, Email data export, GPS coordinate logging, Sensor calibration

**In-app purchases:** none


### RMLD

[App page](https://appshunter.io/ios/app/rmld-cs-app/id1498450663)

Connect to instruments via Bluetooth to capture leak survey data. Log details of observed leaks, view their locations on a map, and receive audible alarms. Export survey data in various file formats.

**Highlights:** Connect to RMLD-CS instruments via Bluetooth, Log leak survey data with locations, View logged leaks on a map, Audible alarms for leak detection, Download survey data as CSV or KML

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MantaLink free?

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

### Is RMLD free?

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

### Which has better reviews, MantaLink or RMLD?

MantaLink is rated higher. MantaLink averages 5.0 out of 5 from 1 ratings, while RMLD averages 4.3 from 4 ratings.

### Do MantaLink or RMLD have ads?

Neither MantaLink nor RMLD shows ads.

### Which is updated more often, MantaLink or RMLD?

MantaLink ships an update every 2 weeks, and RMLD every 2 months. Most recently, MantaLink was updated on October 7, 2026 and RMLD on September 29, 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.*