# PRIME vs Active Stretch

PRIME and Active Stretch are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

PRIME ships an update every 8 months, Active Stretch every 10 months. The most recent releases landed on November 11, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | PRIME | Active Stretch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 10 months |
| Size | 25 MB | 34 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Regents of the University of Minnesota](https://appshunter.io/developer/455216626) | [Geisler Young](https://appshunter.io/developer/369530382) |

## What reviewers say

### PRIME

[App page](https://appshunter.io/ios/app/prime-epi-minn/id1582249080)

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

**In-app purchases:** none


### Active Stretch

[App page](https://appshunter.io/ios/app/active-stretch/id1643731847)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PRIME free?

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

### Is Active Stretch free?

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

### Do PRIME or Active Stretch have ads?

Neither PRIME nor Active Stretch shows ads.

### Which is updated more often, PRIME or Active Stretch?

PRIME ships an update every 8 months, and Active Stretch every 10 months. Most recently, PRIME was updated on November 11, 2026 and Active Stretch on November 12, 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.*