# Metalynx vs Tip Calculator

The clearest difference is in-app purchases: Metalynx at none against Tip Calculator's 1. Metalynx also leads on ratings volume (8 vs 2) and device support (3 vs 1). Tip Calculator's advantage is update cadence (every 8 months vs every 20 months). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Tip Calculator sells 1 one-off in-app purchase. Metalynx asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Metalynx against 5.0 for Tip Calculator. Both are backed by a comparable volume of ratings — 8 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Metalynx ships an update every 20 months, Tip Calculator every 8 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Metalynx | Tip Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (8 ratings)](https://appshunter.io/ios/app/metalynx/id613591018/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tip-calculator-gratuitypro/id6746385808/reviews)** |
| Number of ratings | **8** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 8 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 41 MB | 19 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kitco Metals Inc](https://appshunter.io/developer/298687561) | [Abdelkarime Achtaou](https://appshunter.io/developer/1861126997) |

## What reviewers say

### Metalynx

[App page](https://appshunter.io/ios/app/metalynx/id613591018)

This app helps precious metal professionals instantly calculate dimensions and weights for gold, silver, and platinum items. It supports multiple purity levels, units of measurement, and provides live market prices and charts.

**Highlights:** Automatic dimensional calculations for precious metals, Supports multiple purity levels for gold, silver, platinum, Customizable units for weight and dimensions, Live market prices and London Fix data, Technical and historical charts, Multi-language support (English, French)

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

**In-app purchases:** none


### Tip Calculator

[App page](https://appshunter.io/ios/app/tip-calculator-gratuitypro/id6746385808)

Effortlessly calculate and split bills with smart tip suggestions and receipt scanning. Supports multiple currencies and international tipping etiquette. Includes a tip-out calculator for servers and home screen widgets.

**Highlights:** Receipt scanning with auto-read total and tax, Smart tip suggestions by service type and rating, Bill splitting for up to 50 people, International tipping guide for 20+ countries, Tip-out calculator for servers, Home and Lock Screen widgets, Siri Shortcuts integration

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Features | $2.99 | one-time |


## Frequently asked questions

### Is Metalynx free?

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

### Is Tip Calculator free?

Tip Calculator is free to download, with in-app purchases available.

### Which has better reviews, Metalynx or Tip Calculator?

Tip Calculator is rated higher. Metalynx averages 4.9 out of 5 from 8 ratings, while Tip Calculator averages 5.0 from 2 ratings.

### Do Metalynx or Tip Calculator have ads?

Neither Metalynx nor Tip Calculator shows ads.

### Which is updated more often, Metalynx or Tip Calculator?

Metalynx ships an update every 20 months, and Tip Calculator every 8 months. Most recently, Metalynx was updated on October 24, 2026 and Tip Calculator on October 24, 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.*