# HDS System vs DolphinPulse

The clearest difference is iOS requirement: DolphinPulse at 13.0 against HDS System's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

HDS System ships an update every 2 months, DolphinPulse every 5 weeks. The most recent releases landed on September 10, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | HDS System | DolphinPulse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 34 MB | 70 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mohamed Salem](https://appshunter.io/developer/1697297413) | [Software Design Consulting Group](https://appshunter.io/developer/1301175558) |

## What reviewers say

### HDS System

[App page](https://appshunter.io/ios/app/hds-system/id6451339654)

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

**In-app purchases:** none


### DolphinPulse

[App page](https://appshunter.io/ios/app/dolphinpulse/id6753990621)

**In-app purchases:** none


## Frequently asked questions

### Is HDS System free?

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

### Is DolphinPulse free?

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

### Do HDS System or DolphinPulse have ads?

Neither HDS System nor DolphinPulse shows ads.

### Which is updated more often, HDS System or DolphinPulse?

HDS System ships an update every 2 months, and DolphinPulse every 5 weeks. Most recently, HDS System was updated on September 10, 2026 and DolphinPulse on September 8, 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.*