# Kairo vs PeptideCore

The clearest difference is update cadence: Kairo at every 2 days against PeptideCore's every 3 weeks. Kairo also leads on iOS requirement (18.0 vs 26.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Kairo sells 2 in-app purchases, starting at $9.99 per month and PeptideCore sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

Kairo ships an update every 2 days, PeptideCore every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Kairo | PeptideCore |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (11 ratings)](https://appshunter.io/ios/app/kairo-glp-1-and-peptide-tracker/id6769094182/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 26 MB | 13 MB |
| Requires iOS | **18.0** | 26.4 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Opportune Labs LLC](https://appshunter.io/developer/1896629486) | [Nicolas Rios](https://appshunter.io/developer/1519523163) |

## What reviewers say

### Kairo

[App page](https://appshunter.io/ios/app/kairo-glp-1-and-peptide-tracker/id6769094182)

This app is a comprehensive companion for individuals using GLP-1 medications. It helps track medication, nutrition, training, and labs, offering personalized insights and an AI coach to support your health journey.

**Highlights:** Medication logging with in-body estimates, Muscle preservation tracking, AI-powered personalized coaching, Nutrition tracking with food database, Guided workout programs, Blood work analysis and explanation, Daily readiness and pattern insights

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MomentumRx Pro | $9.99 | per month |
| MomentumRx Pro — Annual | $69.99 | per year |


### PeptideCore

[App page](https://appshunter.io/ios/app/peptidecore-shot-and-stack-log/id6769197152)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $12.99 | per month |
| Pro Yearly | $79.99 | per year |


## Frequently asked questions

### Is Kairo free?

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

### Is PeptideCore free?

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

### Do Kairo or PeptideCore have ads?

Neither Kairo nor PeptideCore shows ads.

### Which is updated more often, Kairo or PeptideCore?

Kairo ships an update every 2 days, and PeptideCore every 3 weeks. Most recently, Kairo was updated on October 24, 2026 and PeptideCore on October 25, 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.*