# SmarTrac vs T

The clearest difference is ads: SmarTrac at none against T's shown. SmarTrac also leads on monetization model (free vs ad-supported) and iOS requirement (15.6 vs 17.2). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. 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 SmarTrac against 5.0 for T. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | SmarTrac | T |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/smartrac/id1534756833/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/t-zero/id6746770165/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 75 MB | 14 MB |
| Requires iOS | **15.6** | 17.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [OnTrac MD LLC](https://appshunter.io/developer/1533704335) | [Jatuzzi LLC](https://appshunter.io/developer/1766809777) |

## What reviewers say

### SmarTrac

[App page](https://appshunter.io/ios/app/smartrac/id1534756833)

This app digitally measures and assesses a patient's range of motion during physical therapy exercises. It allows patients to log pain levels and quality of life improvements, and access a video library for exercise guidance. Practitioners can monitor objective and subjective data to evaluate home exercise program effectiveness.

**Highlights:** Digital range of motion measurement, Patient pain level logging, Quality of life improvement tracking, Home exercise program monitoring, Exercise video library, Objective and subjective data collection

**In-app purchases:** none


### T

[App page](https://appshunter.io/ios/app/t-zero/id6746770165)

This app helps triathletes organize race day logistics, track results, plan nutrition, and manage gear. It also connects athletes with a community for sharing advice and finding training partners.

**Highlights:** Race day checklists, Nutrition planning, Gear tracking and wishlist, Course map access, Race results tracking, Community forums and messaging, PacePal partner matching

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmarTrac free?

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

### Is T free?

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

### Which has better reviews, SmarTrac or T?

SmarTrac and T are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do SmarTrac or T have ads?

T shows ads; SmarTrac does not.

### Which is updated more often, SmarTrac or T?

SmarTrac ships an update every 3 weeks, and T every 3 weeks. Most recently, SmarTrac was updated on October 1, 2026 and T on October 2, 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.*