# eGROUNDWATER vs S.A.M.

The clearest difference is update cadence: S.A.M. at every 3 days against eGROUNDWATER's monthly. S.A.M. also leads on iOS requirement (14.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

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

eGROUNDWATER ships an update monthly, S.A.M. every 3 days. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | eGROUNDWATER | S.A.M. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Size | 80 MB | 62 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Visualnacert S.L](https://appshunter.io/developer/967253919) | [Eficiencia Energetica y Seguridad S.A de C.V.](https://appshunter.io/developer/1417341104) |

## What reviewers say

### eGROUNDWATER

[App page](https://appshunter.io/ios/app/egroundwater/id6446760018)

**Features:** macOS Compatibility

**In-app purchases:** none


### S.A.M.

[App page](https://appshunter.io/ios/app/sam/id6475045112)

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

**In-app purchases:** none


## Frequently asked questions

### Is eGROUNDWATER free?

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

### Is S.A.M. free?

S.A.M. is free to download, with no in-app purchases.

### Do eGROUNDWATER or S.A.M. have ads?

Neither eGROUNDWATER nor S.A.M. shows ads.

### Which is updated more often, eGROUNDWATER or S.A.M.?

eGROUNDWATER ships an update monthly, and S.A.M. every 3 days. Most recently, eGROUNDWATER was updated on September 29, 2026 and S.A.M. on September 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.*