# VibraUnits vs Caffè Marino

The clearest difference is update cadence: Caffè Marino at every 10 days against VibraUnits's every 10 months. VibraUnits's advantage is iOS requirement (7.0 vs 14.0). 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.

VibraUnits ships an update every 10 months, Caffè Marino every 10 days. The most recent releases landed on October 23, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | VibraUnits | Caffè Marino |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (9 ratings)](https://appshunter.io/ios/app/vibraunits/id445231670/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 8 MB | 372 MB |
| Requires iOS | **7.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Motionics LLC](https://appshunter.io/developer/424498959) | [Rocco Iezzi](https://appshunter.io/developer/1688990622) |

## What reviewers say

### VibraUnits

[App page](https://appshunter.io/ios/app/vibraunits/id445231670)

This application facilitates the conversion of mechanical vibration analysis units. It supports conversions between displacement, velocity, and acceleration, along with frequency and various amplitude scales.

**Highlights:** Velocity, acceleration, displacement conversion, Frequency conversion (Hz to CPM), Displacement conversion (mils to microns), Velocity conversion (inch/s to mm/s), Acceleration conversion (G's to m/s^2)

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

**In-app purchases:** none


### Caffè Marino

[App page](https://appshunter.io/ios/app/caffe-marino/id6449422343)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is VibraUnits free?

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

### Is Caffè Marino free?

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

### Do VibraUnits or Caffè Marino have ads?

Neither VibraUnits nor Caffè Marino shows ads.

### Which is updated more often, VibraUnits or Caffè Marino?

VibraUnits ships an update every 10 months, and Caffè Marino every 10 days. Most recently, VibraUnits was updated on October 23, 2026 and Caffè Marino on October 11, 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.*