# CPF TechTools vs Training Vault

The clearest difference is update cadence: CPF TechTools at every 2 months against Training Vault's every 10 months. 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.

CPF TechTools ships an update every 2 months, Training Vault every 10 months. The most recent releases landed on July 7, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | CPF TechTools | Training Vault |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (22 ratings)](https://appshunter.io/ios/app/cpf-techtools/id679297384/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 54.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 10 months |
| Monetization | Free | — |
| Size | 8 MB | 6 MB |
| Requires iOS | **14.0** | 15.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Charlotte Pipe and Foundry Company](https://appshunter.io/developer/679297387) | [Trilix Marketing Group, Inc](https://appshunter.io/developer/859246799) |

## What reviewers say

### CPF TechTools

[App page](https://appshunter.io/ios/app/cpf-techtools/id679297384)

This app offers essential on-the-go technical calculators for plumbing professionals. It includes tools for expansion/contraction and temperature de-rating, with more features planned for future updates.

**Highlights:** Expansion calculator, Contraction calculator, Temperature de-rating calculator, Tools for plumbing professionals, Future tool additions planned

**Features:** macOS Compatibility

**In-app purchases:** none


### Training Vault

[App page](https://appshunter.io/ios/app/training-vault/id1666637431)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CPF TechTools free?

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

### Is Training Vault free?

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

### Do CPF TechTools or Training Vault have ads?

Neither CPF TechTools nor Training Vault shows ads.

### Which is updated more often, CPF TechTools or Training Vault?

CPF TechTools ships an update every 2 months, and Training Vault every 10 months. Most recently, CPF TechTools was updated on July 7, 2026 and Training Vault on September 20, 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.*