# MotionFlow vs Agonist

The clearest difference is ads: MotionFlow at none against Agonist's shown. MotionFlow also leads on device support (3 vs 1) and iOS requirement (15.5 vs 18.0). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. MotionFlow sells 1 one-off in-app purchase and Agonist sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

MotionFlow ships an update every 2 days, Agonist every 3 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | MotionFlow | Agonist |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/agonist-glp-1-peptide-tracker/id6790851004/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 3 days |
| Monetization | — | Free |
| Size | 72 MB | 47 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Shu Zhao](https://appshunter.io/developer/1896775939) | [Edward Valdez](https://appshunter.io/developer/6790851007) |

## What reviewers say

### MotionFlow

[App page](https://appshunter.io/ios/app/motionflow/id6787371825)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MotionFlow VIP | $0.99 | one-time |


### Agonist

[App page](https://appshunter.io/ios/app/agonist-glp-1-peptide-tracker/id6790851004)

This app helps users manage their peptide and GLP-1 routines by tracking doses, vials, and injection sites. It also integrates nutrition, training, and Apple Health data to provide a readiness score and long-term trends.

**Highlights:** Custom peptide and GLP-1 protocol creation, Dose logging with vial and site tracking, Vial inventory management, Injection site history, Nutrition and hydration tracking, Apple Health integration, Daily readiness score calculation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Agonist Premium (Monthly) | $6.99 | per month |
| Agonist Premium (Yearly) | $39.99 | per year |


## Frequently asked questions

### Is MotionFlow free?

MotionFlow is free to download, with in-app purchases available.

### Is Agonist free?

Agonist is free to download, with in-app purchases available.

### Do MotionFlow or Agonist have ads?

Agonist shows ads; MotionFlow does not.

### Which is updated more often, MotionFlow or Agonist?

MotionFlow ships an update every 2 days, and Agonist every 3 days. Most recently, MotionFlow was updated on October 25, 2026 and Agonist on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*