# HydraGO vs Jenplate

The clearest difference is update cadence: Jenplate at every 4 months against HydraGO's every 24 months. HydraGO's advantage is iOS requirement (9.0 vs 16.4). 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.

HydraGO ships an update every 24 months, Jenplate every 4 months. The most recent releases landed on October 17, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | HydraGO | Jenplate |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 4 months** |
| Size | 5 MB | 63 MB |
| Requires iOS | **9.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stevens Water Monitoring Systems, Inc.](https://appshunter.io/developer/503634320) | [Trio Technology](https://appshunter.io/developer/1073509818) |

## What reviewers say

### HydraGO

[App page](https://appshunter.io/ios/app/hydrago/id1435520710)

**Features:** macOS Compatibility

**In-app purchases:** none


### Jenplate

[App page](https://appshunter.io/ios/app/jenplate/id6744716293)

**In-app purchases:** none


## Frequently asked questions

### Is HydraGO free?

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

### Is Jenplate free?

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

### Do HydraGO or Jenplate have ads?

Neither HydraGO nor Jenplate shows ads.

### Which is updated more often, HydraGO or Jenplate?

HydraGO ships an update every 24 months, and Jenplate every 4 months. Most recently, HydraGO was updated on October 17, 2026 and Jenplate on October 6, 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.*