# TLV ToolBox vs Pipe Guide Calculator

The clearest difference is review sentiment: TLV ToolBox at 75% against Pipe Guide Calculator's 0%. TLV ToolBox also leads on rating (4.5 vs 3.0) and update cadence (every 4 months vs every 12 months). On price, ratings volume, 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.

TLV ToolBox holds the better App Store score, 4.5 against 3.0. Both are backed by a comparable volume of ratings — 8 and 4 respectively. Written reviews point the same way: 75% of TLV ToolBox's written reviews are positive against 0% of Pipe Guide Calculator's.

TLV ToolBox ships an update every 4 months, Pipe Guide Calculator every 12 months. The most recent releases landed on June 6, 2026 and June 9, 2026 respectively.

## The numbers

| Metric | TLV ToolBox | Pipe Guide Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (8 ratings)](https://appshunter.io/ios/app/tlv-toolbox/id653406777/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/pipe-guide-calculator/id1076615988/reviews) |
| Number of ratings | **8** | 4 |
| Positive reviews | **75.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 12 months |
| Monetization | Free | Free |
| Size | 4 MB | 19 MB |
| Requires iOS | **9.3** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TLV CO.,LTD.](https://appshunter.io/developer/653406780) | [IT Welding Sweden AB](https://appshunter.io/developer/1076615987) |

## What reviewers say

### TLV ToolBox

[App page](https://appshunter.io/ios/app/tlv-toolbox/id653406777)

This utility app transforms your mobile device into a portable steam calculation tool. It assists with onsite calculations for control valve stations, condensate recovery systems, and various maintenance tasks, reducing the need for multiple trips.

**Highlights:** Steam Tables (saturated and superheated), Steam Pipe Sizing, Condensate Pipe Sizing, Heating Calculations, Cv and Kv Values, Stall Point

**Features:** macOS Compatibility

**In-app purchases:** none


### Pipe Guide Calculator

[App page](https://appshunter.io/ios/app/pipe-guide-calculator/id1076615988)

This utility app provides essential calculations for pipe fitting, eliminating the need for reference tables. Designed by a welder for welders, it aims to save time and streamline work processes.

**Highlights:** All necessary computations in one place, Useful calculations for pipe fitting, Eliminates the need for tables, Saves time on the job, Designed for welders

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TLV ToolBox free?

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

### Is Pipe Guide Calculator free?

Pipe Guide Calculator is free to download, with no in-app purchases.

### Which has better reviews, TLV ToolBox or Pipe Guide Calculator?

TLV ToolBox is rated higher. TLV ToolBox averages 4.5 out of 5 from 8 ratings, while Pipe Guide Calculator averages 3.0 from 4 ratings.

### Do TLV ToolBox or Pipe Guide Calculator have ads?

Neither TLV ToolBox nor Pipe Guide Calculator shows ads.

### Which is updated more often, TLV ToolBox or Pipe Guide Calculator?

TLV ToolBox ships an update every 4 months, and Pipe Guide Calculator every 12 months. Most recently, TLV ToolBox was updated on June 6, 2026 and Pipe Guide Calculator on June 9, 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.*