# TTP Tools vs OXYGEN easy

The clearest difference is iOS requirement: TTP Tools at 6.0 against OXYGEN easy's 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.

## The numbers

| Metric | TTP Tools | OXYGEN easy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/ttp-tools/id947857456/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 5 weeks |
| Monetization | Free | — |
| Size | 18 MB | 21 MB |
| Requires iOS | **6.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Marine Publications International Limited](https://appshunter.io/developer/486858357) | [OXYGEN group, UAB](https://appshunter.io/developer/1522780335) |

## What reviewers say

### TTP Tools

[App page](https://appshunter.io/ios/app/ttp-tools/id947857456)

A collection of free utilities and information for the coatings industry. It offers calculators for conversions, spread rates, film thickness, and surface area, along with diagrams and guides for surface preparation.

**Highlights:** Metric/Imperial Conversions, Spread Rates Calculator, Film Thickness Calculator, Surface Area Calculations, Coating Breakdown Diagrams, Abrasive Information, Pre-surface Preparation Guide

**Features:** macOS Compatibility

**In-app purchases:** none


### OXYGEN easy

[App page](https://appshunter.io/ios/app/oxygen-easy/id6477522929)

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

**In-app purchases:** none


## Frequently asked questions

### Is TTP Tools free?

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

### Is OXYGEN easy free?

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

### Do TTP Tools or OXYGEN easy have ads?

Neither TTP Tools nor OXYGEN easy shows ads.

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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.*