# WP 34s vs TIMPS (Track Inspection)

The clearest difference is iOS requirement: WP 34s at 12.0 against TIMPS (Track Inspection)'s 18.6. On price, update cadence, 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.

WP 34s ships an update every 4 months, TIMPS (Track Inspection) every 2 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | WP 34s | TIMPS (Track Inspection) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (29 ratings)](https://appshunter.io/ios/app/wp-34s/id620255094/reviews)** | — |
| Number of ratings | **29** | — |
| Positive reviews | 92.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 11 MB | 26 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Pascal Meheut](https://appshunter.io/developer/620255097) | [TEKTRACKING, LLC](https://appshunter.io/developer/1686377047) |

## What reviewers say

### WP 34s

[App page](https://appshunter.io/ios/app/wp-34s/id620255094)

This app is a powerful RPN scientific calculator with extensive functions for mathematics, statistics, programming, and engineering. It includes programmer functions, fraction mode, probability distributions, and a stopwatch, offering a comprehensive tool for complex calculations.

**Highlights:** RPN scientific calculator implementation, Programmer functions (binary, octal, hexadecimal), Fraction mode and probability distributions, Stopwatch with real-time clock, Mathematical, statistical, and financial functions, Unit conversions and physical constants, Extended character sets for multiple languages

**Features:** macOS Compatibility

**In-app purchases:** none


### TIMPS (Track Inspection)

[App page](https://appshunter.io/ios/app/timps-track-inspection/id6479017509)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WP 34s free?

WP 34s is free to download, with no in-app purchases.

### Is TIMPS (Track Inspection) free?

TIMPS (Track Inspection) is free to download, with no in-app purchases.

### Do WP 34s or TIMPS (Track Inspection) have ads?

Neither WP 34s nor TIMPS (Track Inspection) shows ads.

### Which is updated more often, WP 34s or TIMPS (Track Inspection)?

WP 34s ships an update every 4 months, and TIMPS (Track Inspection) every 2 months. Most recently, WP 34s was updated on November 1, 2026 and TIMPS (Track Inspection) on November 4, 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.*