# Nucleic vs Peptide Tracker by Peptide AI

The clearest difference is rating: Nucleic at 5.0 against Peptide Tracker by Peptide AI's 4.5. Nucleic also leads on in-app purchases (none vs 4). Peptide Tracker by Peptide AI's advantage is ratings volume (75 vs 4) and device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Peptide Tracker by Peptide AI sells 4 in-app purchases, starting at $6.99 per 7 days. Nucleic asks for nothing beyond the download.

Nucleic holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Peptide Tracker by Peptide AI has 75 ratings behind it against 4, so its average is the more settled of the two.

Nucleic ships an update every 4 days, Peptide Tracker by Peptide AI weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Nucleic | Peptide Tracker by Peptide AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/nucleic/id6748324886/reviews)** | [4.5 (75 ratings)](https://appshunter.io/ios/app/peptide-tracker-by-peptide-ai/id6760374374/reviews) |
| Number of ratings | 4 | **75** |
| Positive reviews | — | 76.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | **Free** | Freemium |
| Size | 24 MB | 58 MB |
| Requires iOS | **17** | 18.0 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [Sergio Deleon Jr.](https://appshunter.io/developer/1450462236) | [Peptide AI](https://appshunter.io/developer/1884181684) |

## What reviewers say

### Nucleic

[App page](https://appshunter.io/ios/app/nucleic/id6748324886)

This app offers comprehensive health and fitness tracking using AI. It helps users monitor workouts, manage nutrition through photo recognition and barcode scanning, and track progress with detailed analytics. Connect with friends and integrate with health platforms for a complete wellness experience.

**Highlights:** AI-powered food recognition, Custom workout creation, Calorie burn analytics, Macronutrient tracking, Weight progress visualization, Social fitness community, HealthKit integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Peptide Tracker by Peptide AI

[App page](https://appshunter.io/ios/app/peptide-tracker-by-peptide-ai/id6760374374)

Track peptide cycles, log lab results, and gain AI-powered insights into your physiology. Visualize your progress with body scanning and make informed decisions based on research-grade science.

**Highlights:** Protocol tracking and reminders, Biomarker analysis, AI-powered data summaries, Body composition scanning, Research-grade scientific basis, Secure and private data handling

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Peptide AI Weekly Subscription | $6.99 | per 7 days |
| Peptide AI Monthly Subscription | $14.99 | per month |
| Peptide AI Annual Discount | $29.99 | per year |
| Peptide AI Annual Subscription | $59.99 | per year |


## Frequently asked questions

### Is Nucleic free?

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

### Is Peptide Tracker by Peptide AI free?

Peptide Tracker by Peptide AI is free to download, with in-app purchases available.

### Which has better reviews, Nucleic or Peptide Tracker by Peptide AI?

Nucleic is rated higher. Nucleic averages 5.0 out of 5 from 4 ratings, while Peptide Tracker by Peptide AI averages 4.5 from 75 ratings.

### Do Nucleic or Peptide Tracker by Peptide AI have ads?

Neither Nucleic nor Peptide Tracker by Peptide AI shows ads.

### Which is updated more often, Nucleic or Peptide Tracker by Peptide AI?

Nucleic ships an update every 4 days, and Peptide Tracker by Peptide AI weekly. Most recently, Nucleic was updated on October 24, 2026 and Peptide Tracker by Peptide AI on October 24, 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.*