# Force Unit Converter vs DolphinApp

The clearest difference is ads: DolphinApp at none against Force Unit Converter's shown. DolphinApp also leads on update cadence (every 2 weeks vs every 10 months) and iOS requirement (11.0 vs 15.6). On price, 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.

Force Unit Converter ships an update every 10 months, DolphinApp every 2 weeks. Both last shipped on October 10, 2026.

## The numbers

| Metric | Force Unit Converter | DolphinApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/force-unit-converter/id1415262579/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Every 2 weeks** |
| Monetization | Ad-supported | — |
| Size | 6 MB | 15 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Kei Suefuji](https://appshunter.io/developer/1388335881) | [Dronit SRL de CV](https://appshunter.io/developer/1433967225) |

## What reviewers say

### Force Unit Converter

[App page](https://appshunter.io/ios/app/force-unit-converter/id1415262579)

Easily convert force measurements between eight different units. Input a value and select the desired unit to see conversions for newton, dyne, kilogram-force, and more. This utility simplifies complex force calculations.

**Highlights:** Converts 8 types of force units, Supports Newton (N), kN, dyne (dyn), Includes kilogram-force (kgf), gf, tf, Converts pound-force (lbf) and poundal (pdl), Simple input and unit selection

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

**In-app purchases:** none


### DolphinApp

[App page](https://appshunter.io/ios/app/dolphinapp/id1608985838)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Force Unit Converter free?

Force Unit Converter is free to download, with no in-app purchases.

### Is DolphinApp free?

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

### Do Force Unit Converter or DolphinApp have ads?

Force Unit Converter shows ads; DolphinApp does not.

### Which is updated more often, Force Unit Converter or DolphinApp?

Force Unit Converter ships an update every 10 months, and DolphinApp every 2 weeks. Most recently, Force Unit Converter was updated on October 10, 2026 and DolphinApp on October 10, 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.*