# Pressure Vessel Thickness Pro vs ADCA Tools

The clearest difference is price: ADCA Tools at Free against Pressure Vessel Thickness Pro's $3.99. ADCA Tools also leads on update cadence (daily vs every 41 months) and iOS requirement (12.0 vs 16.1). On ads, in-app purchases and device support there is nothing between them.

ADCA Tools is free to download; Pressure Vessel Thickness Pro costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pressure Vessel Thickness Pro ships an update every 41 months, ADCA Tools daily. The most recent releases landed on October 17, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Pressure Vessel Thickness Pro | ADCA Tools |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/pressure-vessel-thickness-pro/id1492059118/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 41 months | **Daily** |
| Monetization | Paid | — |
| Size | 1 MB | 28 MB |
| Requires iOS | 16.1 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Imran Pinjara](https://appshunter.io/developer/1484488781) | [VALSTEAM ADCA ENGINEERING, S.A.](https://appshunter.io/developer/1750422422) |

## What reviewers say

### Pressure Vessel Thickness Pro

[App page](https://appshunter.io/ios/app/pressure-vessel-thickness-pro/id1492059118)

Calculate the required design and nominal thickness for various pressure vessel components, including shells, heads, and cones, according to ASME Section VIII Div 1 codes. This offline tool offers high performance for engineers in process equipment manufacturing.

**Highlights:** Shell thickness calculation, Head thickness calculation (Hemi, Tori, Ellipsoidal), Cone thickness calculation, ASME Section VIII Div 1 compliance, Offline functionality, High performance

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

**In-app purchases:** none


### ADCA Tools

[App page](https://appshunter.io/ios/app/adca-tools/id6503931944)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pressure Vessel Thickness Pro free?

Pressure Vessel Thickness Pro costs $3.99, with no in-app purchases.

### Is ADCA Tools free?

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

### Do Pressure Vessel Thickness Pro or ADCA Tools have ads?

Neither Pressure Vessel Thickness Pro nor ADCA Tools shows ads.

### Which is updated more often, Pressure Vessel Thickness Pro or ADCA Tools?

Pressure Vessel Thickness Pro ships an update every 41 months, and ADCA Tools daily. Most recently, Pressure Vessel Thickness Pro was updated on October 17, 2026 and ADCA Tools on October 25, 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.*