# OptyPeptides vs Signal IQ

The clearest difference is ratings volume: OptyPeptides at 6 against Signal IQ's 2. On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for OptyPeptides against 5.0 for Signal IQ. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

OptyPeptides ships an update weekly, Signal IQ every 10 days. The most recent releases landed on October 28, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | OptyPeptides | Signal IQ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/optypeptides/id6760362492/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/signal-iq/id6806012589/reviews) |
| Number of ratings | **6** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | Free | Free |
| Size | 15 MB | 8 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [OptiSelf LLC](https://appshunter.io/developer/1701151644) | [Ron Nader](https://appshunter.io/developer/6806012591) |

## What reviewers say

### OptyPeptides

[App page](https://appshunter.io/ios/app/optypeptides/id6760362492)

This app helps users discover, track, and optimize peptide protocols with smart recommendations. It provides clarity, structure, and insights for both beginners and experienced users, simplifying complex stacking processes.

**Highlights:** Smart peptide recommendations, Protocol tracking, Protocol optimization, User-friendly interface, Insightful data visualization

**Features:** Vision Pro support

**In-app purchases:** none


### Signal IQ

[App page](https://appshunter.io/ios/app/signal-iq/id6806012589)

This app simplifies peptide research by offering tools for calculation, tracking, and organization. It features an AI assistant for quick answers and an integrated educational library to enhance knowledge.

**Highlights:** Peptide calculator for reconstitution and dosing, Cycle creation and tracking, Schedule reminders, On-hand inventory management, AI assistant for research questions, Integrated educational library

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

**In-app purchases:** none


## Frequently asked questions

### Is OptyPeptides free?

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

### Is Signal IQ free?

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

### Which has better reviews, OptyPeptides or Signal IQ?

OptyPeptides and Signal IQ are both rated 5.0 out of 5 on the App Store, from 6 and 2 ratings respectively.

### Do OptyPeptides or Signal IQ have ads?

Neither OptyPeptides nor Signal IQ shows ads.

### Which is updated more often, OptyPeptides or Signal IQ?

OptyPeptides ships an update weekly, and Signal IQ every 10 days. Most recently, OptyPeptides was updated on October 28, 2026 and Signal IQ on October 26, 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.*