# EPIO Research vs PT

The clearest difference is update cadence: PT at every 2 weeks against EPIO Research's every 2 months. EPIO Research's advantage is iOS requirement (14.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EPIO Research ships an update every 2 months, PT every 2 weeks. The most recent releases landed on December 12, 2025 and September 14, 2026 respectively.

## The numbers

| Metric | EPIO Research | PT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pt-guide/id6471483475/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 31 MB | 5 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oslo Universitetssykehus HF](https://appshunter.io/developer/1019156091) | [Chainbreaker Technology LLC](https://appshunter.io/developer/6790620430) |

## What reviewers say

### EPIO Research

[App page](https://appshunter.io/ios/app/epio-research/id1446883754)

**Features:** macOS Compatibility

**In-app purchases:** none


### PT

[App page](https://appshunter.io/ios/app/pt-guide/id6471483475)

This app assists users with physical therapy by providing a guided stopwatch with audial and visual cues. It allows for customizable exercise planning and routine management to support rehabilitation.

**Highlights:** Precision stopwatch with audial and visual cues, Customizable exercise planner, Seamless routine management, Bilateral exercise support, Guided warm-ups, exercise, rest, and cooldowns

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

**In-app purchases:** none


## Frequently asked questions

### Is EPIO Research free?

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

### Is PT free?

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

### Do EPIO Research or PT have ads?

Neither EPIO Research nor PT shows ads.

### Which is updated more often, EPIO Research or PT?

EPIO Research ships an update every 2 months, and PT every 2 weeks. Most recently, EPIO Research was updated on December 12, 2025 and PT on September 14, 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.*