# TireLab vs SSA Weight Calculator

The clearest difference is price: SSA Weight Calculator at Free against TireLab's $1.99. SSA Weight Calculator also leads on iOS requirement (11.0 vs 18.0). TireLab's advantage is ratings volume (7 vs 1). On rating, update cadence, ads and in-app purchases there is nothing between them.

SSA Weight Calculator is free to download; TireLab costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for TireLab against 5.0 for SSA Weight Calculator. That said, the two scores are not equally well evidenced: TireLab has 7 ratings behind it against 1, so its average is the more settled of the two.

TireLab ships an update every 7 months, SSA Weight Calculator every 6 months. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | TireLab | SSA Weight Calculator |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (7 ratings)](https://appshunter.io/ios/app/tirelab/id349078048/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/ssa-weight-calculator/id734747801/reviews) |
| Number of ratings | **7** | 1 |
| Positive reviews | 68.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 months** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 9 MB |
| Requires iOS | 18.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Michael Weber](https://appshunter.io/developer/349078052) | [Service Steel Aerospace Corp.](https://appshunter.io/developer/734747804) |

## What reviewers say

### TireLab

[App page](https://appshunter.io/ios/app/tirelab/id349078048)

This app helps you compare and visualize different tire and wheel configurations for your vehicle. It calculates key dimensions, checks for fitment issues, and provides technical references. Supports both Imperial and Metric units.

**Highlights:** Compare tire and wheel dimensions, Visualize configurations with cutaway views, Fitment calculator for vehicle compatibility, Technical reference and glossary, Imperial and Metric unit support, Intuitive interface

**Features:** Vision Pro support

**In-app purchases:** none


### SSA Weight Calculator

[App page](https://appshunter.io/ios/app/ssa-weight-calculator/id734747801)

Calculate the weight of various metal types including stainless steel, titanium, and nickel alloys. This tool is designed for professionals needing precise material weight estimations.

**Highlights:** Weight calculation for multiple metal types, Supports Stainless Steel, Titanium, Nickel Alloys, and more, Designed for industrial and aerospace applications, Precise material weight estimations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TireLab free?

TireLab costs $1.99, with no in-app purchases.

### Is SSA Weight Calculator free?

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

### Which has better reviews, TireLab or SSA Weight Calculator?

TireLab and SSA Weight Calculator are both rated 5.0 out of 5 on the App Store, from 7 and 1 ratings respectively.

### Do TireLab or SSA Weight Calculator have ads?

Neither TireLab nor SSA Weight Calculator shows ads.

### Which is updated more often, TireLab or SSA Weight Calculator?

TireLab ships an update every 7 months, and SSA Weight Calculator every 6 months. Most recently, TireLab was updated on October 23, 2026 and SSA Weight Calculator on October 7, 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.*