# eWater.mn vs lera.mn

eWater.mn and lera.mn are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

eWater.mn ships an update fortnightly, lera.mn every 2 weeks. Both last shipped on September 9, 2026.

## The numbers

| Metric | eWater.mn | lera.mn |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Size | 28 MB | 135 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Astvision LLC](https://appshunter.io/developer/859727778) | [Bilguun Erdenebaatar](https://appshunter.io/developer/1802873457) |

## What reviewers say

### eWater.mn

[App page](https://appshunter.io/ios/app/ewatermn/id6738036291)

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

**In-app purchases:** none


### lera.mn

[App page](https://appshunter.io/ios/app/leramn/id6743441216)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is eWater.mn free?

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

### Is lera.mn free?

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

### Do eWater.mn or lera.mn have ads?

Neither eWater.mn nor lera.mn shows ads.

### Which is updated more often, eWater.mn or lera.mn?

eWater.mn ships an update fortnightly, and lera.mn every 2 weeks. Most recently, eWater.mn was updated on September 9, 2026 and lera.mn on September 9, 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.*