# Peptide Injection Tracker vs Oligo

The clearest difference is in-app purchases: Oligo at none against Peptide Injection Tracker's 2. Oligo also leads on update cadence (every 5 days vs every 2 weeks). Peptide Injection Tracker's advantage is iOS requirement (16.4 vs 26.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Peptide Injection Tracker sells 2 in-app purchases, starting at $5.99 per month. Oligo asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Peptide Injection Tracker against 5.0 for Oligo. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Peptide Injection Tracker ships an update every 2 weeks, Oligo every 5 days. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Peptide Injection Tracker | Oligo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/peptide-injection-tracker/id6775596357/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/oligo-peptide-tracker/id6789868765/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Freemium | **Free** |
| Size | 29 MB | 6 MB |
| Requires iOS | **16.4** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Juan Ballon](https://appshunter.io/developer/1686619491) | [Jake Swinford](https://appshunter.io/developer/6789868767) |

## What reviewers say

### Peptide Injection Tracker

[App page](https://appshunter.io/ios/app/peptide-injection-tracker/id6775596357)

Log peptide injections privately on your device. Features include site rotation, reminders, and PDF export. Access a peptide library, concentration helper, and amino acid guide with quizzes.

**Highlights:** On-device logging, Visual body map for site rotation, Daily injection reminders, PDF history export, Peptide library reference, Concentration helper, Amino acid guide and quiz

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $5.99 | per month |
| Pro Annual | $19.99 | per year |


### Oligo

[App page](https://appshunter.io/ios/app/oligo-peptide-tracker/id6789868765)

Easily manage your peptide protocols with this app. Log doses quickly, track vial inventory, and view your progress. Designed for a calm, intuitive user experience.

**Highlights:** Log doses in two taps, Automatic schedule generation, Vial inventory tracking, Protocol progress monitoring, Daily schedule overview, Adherence trends

**In-app purchases:** none


## Frequently asked questions

### Is Peptide Injection Tracker free?

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

### Is Oligo free?

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

### Which has better reviews, Peptide Injection Tracker or Oligo?

Peptide Injection Tracker and Oligo are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Peptide Injection Tracker or Oligo have ads?

Neither Peptide Injection Tracker nor Oligo shows ads.

### Which is updated more often, Peptide Injection Tracker or Oligo?

Peptide Injection Tracker ships an update every 2 weeks, and Oligo every 5 days. Most recently, Peptide Injection Tracker was updated on October 7, 2026 and Oligo on October 11, 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.*