# NextDose.AI vs Protodose

The clearest difference is in-app purchases: NextDose.AI at none against Protodose's 2. NextDose.AI also leads on update cadence (every 2 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Protodose sells 2 in-app purchases, starting at $4.99 per month. NextDose.AI asks for nothing beyond the download.

NextDose.AI ships an update every 2 days, Protodose every 3 months. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | NextDose.AI | Protodose |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/nextdoseai-peptide-tracker/id6765549870/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 30 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [NextDose.AI Inc.](https://appshunter.io/developer/1895989541) | [Pinak Faldu](https://appshunter.io/developer/1850148588) |

## What reviewers say

### NextDose.AI

[App page](https://appshunter.io/ios/app/nextdoseai-peptide-tracker/id6765549870)

Track GLP-1s, TRT, peptides, and other compounds with an AI that analyzes your logged data. Monitor weight loss, hormone levels, and bloodwork with research-backed context. Features include vial scanning, dose calculators, and health integrations.

**Highlights:** Weight & GLP-1 Progress Tracking, Testosterone & TRT Monitoring, Bloodwork Analysis & Charting, AI Research Assistant, Estimated Pharmacokinetic Curves, AI Vial Scanner, Syringe & Reconstitution Calculator

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

**In-app purchases:** none


### Protodose

[App page](https://appshunter.io/ios/app/protodose-peptide-tracker/id6775407351)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full App Access | $4.99 | per month |
| Full App Access | $39.99 | per year |


## Frequently asked questions

### Is NextDose.AI free?

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

### Is Protodose free?

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

### Do NextDose.AI or Protodose have ads?

Neither NextDose.AI nor Protodose shows ads.

### Which is updated more often, NextDose.AI or Protodose?

NextDose.AI ships an update every 2 days, and Protodose every 3 months. Most recently, NextDose.AI was updated on October 24, 2026 and Protodose on October 19, 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.*