TireLab vs HamThings PTT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TireLab
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.
- 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
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HOW TO USE TIRELAB: 1) Set wheel sizes 2) Compare and visualize differences Changing tires or rims on your vehicle? This is the app for you! TireLab is an advanced, yet VERY easy to use, tire and wheel calculator that allows the manipulation of the multiple dimensions of several tire and wheel combinations. It allows professionals, enthusiasts, and weekend mechanics the ability to examine, compare, and visualize multiple tire and wheel configurations in real time. Features: 1) Calculates, compares, and displays all key tire and wheel data points TIRE - Compatible rim sizes - Diameter - Difference - Distance per revolution (circumference) - Odometer error (difference in odometer) - Radius - Revolutions per mile - Revolutions per kilometer - Section (sidewall) height - Section width (tire width) - Size - Speedometer error (difference in speed) WHEEL - Backspace - Difference - Offset - Lip inset - Size 2) Tire/wheel configuration fitment calculator Provides the user the ability to identify vehicle fitment related issues that may potentially result from different tire and wheel configurations. - Axel/ride height - Brake component clearance - Fender (outside) clearance - Suspension (inside) clearance - Wheelwell clearance 3) Intuitive and easy to navigate interface TireLab provides for the ability to manipulate the key dimensions of both tires and wheels. If you desire to only utilize the tire modeling functionality you need only to adjust the tire measurements. All of the controls will automatically adjust to safe and compatible configuration thresholds. 4) Detailed scaled visual representations View, and compare, detailed representations of tire and wheel configurations. A unique "cutaway view" of the wheel provides the user with the ability to visualize and compare key tire and wheel measurements for multiple configurations. In addition, a unique "tire view" permits the user the ability to visualize and compare scale representations of different tire configurations. 5) Tire compatibility display Provides the user a list of compatible tire sizes and accurately indicates the differences in both tire width and tire diameter. 6) Tire and wheel technical reference Provides the user the ability to view codes, definitions, and technical specifications. -Tire construction -Load Index chart -Load Ranges -Speed Ratings -Tire types -Temperature Grades -Traction Grades -Treadwear Grades 7) Tire and wheel technical glossary Includes an extensive dictionary of tire and wheel technical terminology. 8) Imperial and Metric Full Imperial (standard) and Metric support. All information is displayed in both Imperial and Metric units.
HamThings PTT
Connect your ham radio to your iPhone for internet-based communication on DMR digital networks and analog SvxLink reflectors. Supports multiple networks and offers real-time push-to-talk, DMR features, and last heard information. Requires a valid amateur radio license.
- Real-time push-to-talk over IP
- DMR digital network support
- SvxLink analog reflector connectivity
- Multi-network compatibility
- Real-time Last Heard display
- DMR text messaging
- Background wake-up for calls
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HamThings PTT brings your ham radio to your iPhone. Connect over the Internet and talk on DMR digital networks and analog SvxLink reflectors, wherever you are. For licensed radio amateurs. Multi-network: HamThings, BrandMeister and other IP servers, plus SvxLink reflectors. Features: Real-time push-to-talk over IP DMR: dual slot (TS1/TS2), group and private calls SvxLink: analog reflectors, always free Real-time Last Heard DMR text messaging Local or remote audio (transcoder) — your choice Background wake-up so you never miss a call Clean, fast interface The SvxLink (analog) protocol is always free. DMR features require a subscription; a free trial starts automatically the first time you open the app, so you can try everything. HamThings PTT is an independent project, made by hams for hams. A valid amateur radio license is required to transmit. Subscription details: HamThings PTT is an annual auto-renewing subscription. Payment will be charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless canceled at least 24 hours before the end of the current period. You can manage or cancel it at any time in your Apple Account settings. Privacy policy: https://hamthings.it/privacy.html
Screenshots
Verdict
The clearest difference is review sentiment: TireLab at 68% against HamThings PTT's 0%. TireLab also leads on rating (5.0 vs 3.0) and in-app purchases (none vs 1). HamThings PTT's advantage is price (Free vs $1.99) and update cadence (every 4 days vs every 7 months). On ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
HamThings PTT is free to download; TireLab costs $1.99 up front. HamThings PTT sells 1 in-app purchase, starting at $8.99 per year. TireLab asks for nothing beyond the download.
TireLab holds the better App Store score, 5.0 against 3.0. 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. Written reviews point the same way: 68% of TireLab's written reviews are positive against 0% of HamThings PTT's.
TireLab ships an update every 7 months, HamThings PTT every 4 days. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.
| Parameter | TireLab | HamThings PTT |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 5.0 (7 ratings) — better | 3.0 (1 ratings) |
| Positive reviews | 68.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 7 — better | 1 |
| Update frequency | Every 7 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Freemium — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael Weber | Giacomo De Angelis |
Customer experience
TireLab
HamThings PTT
In-app purchases
TireLab
No in-app purchases
HamThings PTT
- HamThings PTT (yearly)$8.991 Year









