# CTE Calculator vs Password Helper Fast Generator

The clearest difference is in-app purchases: CTE Calculator at none against Password Helper Fast Generator's 3. CTE Calculator also leads on ads (none vs shown). Password Helper Fast Generator's advantage is update cadence (daily vs every 15 months) and iOS requirement (11.0 vs 13.4). On price and device support there is nothing between them.

Both are free to download. Password Helper Fast Generator sells 3 one-off in-app purchases. CTE Calculator asks for nothing beyond the download.

CTE Calculator ships an update every 15 months, Password Helper Fast Generator daily. The most recent releases landed on October 23, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | CTE Calculator | Password Helper Fast Generator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cte-calculator/id1535102492/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 15 months | **Daily** |
| Monetization | Free | — |
| Size | 24 MB | 57 MB |
| Requires iOS | 13.4 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Verisurf](https://appshunter.io/developer/468050982) | [Phuong Thao Cao](https://appshunter.io/developer/1692784613) |

## What reviewers say

### CTE Calculator

[App page](https://appshunter.io/ios/app/cte-calculator/id1535102492)

This utility app helps determine the change in length of common manufacturing materials caused by temperature fluctuations. It provides quick calculations for various materials, making it a handy tool for engineers and manufacturers on the go.

**Highlights:** Temperature effect calculations, Change in length determination, Common manufacturing materials, Portable utility, iOS compatible

**Features:** macOS Compatibility

**In-app purchases:** none


### Password Helper Fast Generator

[App page](https://appshunter.io/ios/app/password-helper-fast-generator/id6450312971)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donate 1$ | $0.99 | one-time |
| Donate 2$ | $1.99 | one-time |
| Donate 5$ | $4.99 | one-time |


## Frequently asked questions

### Is CTE Calculator free?

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

### Is Password Helper Fast Generator free?

Password Helper Fast Generator is free to download, with in-app purchases available.

### Do CTE Calculator or Password Helper Fast Generator have ads?

Password Helper Fast Generator shows ads; CTE Calculator does not.

### Which is updated more often, CTE Calculator or Password Helper Fast Generator?

CTE Calculator ships an update every 15 months, and Password Helper Fast Generator daily. Most recently, CTE Calculator was updated on October 23, 2026 and Password Helper Fast Generator on October 15, 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.*