# Welding Reference Pro vs Timegrapher Logging

The clearest difference is monetization model: Timegrapher Logging at free against Welding Reference Pro's free with in-app purchases. Welding Reference Pro's advantage is iOS requirement (18.0 vs 26.2). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Welding Reference Pro sells 1 one-off in-app purchase and Timegrapher Logging sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Welding Reference Pro against 5.0 for Timegrapher Logging. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Welding Reference Pro ships an update every 4 days, Timegrapher Logging every 3 days. The most recent releases landed on September 26, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Welding Reference Pro | Timegrapher Logging |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/welding-reference-pro/id6761250858/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/timegrapher-logging/id6783946567/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 6 MB | 7 MB |
| Requires iOS | **18.0** | 26.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [ZIma Logistics LLC](https://appshunter.io/developer/1883563240) | [DANIEL DAVID RICKS](https://appshunter.io/developer/6783946569) |

## What reviewers say

### Welding Reference Pro

[App page](https://appshunter.io/ios/app/welding-reference-pro/id6761250858)

This app provides welders with essential tools, including calculators for settings and costs, comprehensive reference guides, and exam preparation modules. It offers offline access to all features, with a one-time purchase unlocking advanced calculators and exam practice.

**Highlights:** Weld setting calculators, Filler metal estimation, Unit conversion, Reference guides, Training modules, Exam preparation, Qualification tracking

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Tools | $9.99 | one-time |


### Timegrapher Logging

[App page](https://appshunter.io/ios/app/timegrapher-logging/id6783946567)

This free utility app helps watchmakers log timegrapher readings without fancy print output. It performs mathematical calculations and saves clean, professional results to your camera roll.

**Highlights:** Log positional readings, Include diagonal readings, Isochronism readings with comparison, Dynamic poising heavy spot identification, Save results to camera roll

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip $0.99 | $0.99 | one-time |
| Tip 1.99 | $1.99 | one-time |
| Tip $4.99 | $4.99 | one-time |


## Frequently asked questions

### Is Welding Reference Pro free?

Welding Reference Pro is free to download, with in-app purchases available.

### Is Timegrapher Logging free?

Timegrapher Logging is free to download, with in-app purchases available.

### Which has better reviews, Welding Reference Pro or Timegrapher Logging?

Welding Reference Pro and Timegrapher Logging are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Welding Reference Pro or Timegrapher Logging have ads?

Neither Welding Reference Pro nor Timegrapher Logging shows ads.

### Which is updated more often, Welding Reference Pro or Timegrapher Logging?

Welding Reference Pro ships an update every 4 days, and Timegrapher Logging every 3 days. Most recently, Welding Reference Pro was updated on September 26, 2026 and Timegrapher Logging on September 19, 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.*