# N-of-1 Angina — Angina Symptom Tracker

> Angina Symptom Tracker (iPhone/iPad app by Enhui Yong.)

- Source: https://appshunter.io/ios/app/n-of-1-angina/id6759605018 (this page in markdown: same URL + `.md`)
- Developer: [Enhui Yong](https://appshunter.io/developer/1879762545)
- Category: Medical, Health & Fitness
- Price: Free
- Age rating: 12+
- Requires: iOS 26.0 · 2 MB
- Languages: American English
- Released: 2026-02-27
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/n-of-1-angina/id6759605018/reviews.md

## What is N?

N-of-1 Angina is a structured symptom diary designed to help individuals track angina episodes over time.

Log chest pain episode severity, duration, triggers, associated symptoms, and GTN use. Complete tools such as the CCS Angina Classification and Dundee Step Test to monitor changes in symptom patterns.

Visual charts help you identify trends, and structured PDF reports can be generated to share with your healthcare professional.

Features:
• Detailed angina episode logging
• CCS Angina Grading
• Dundee Step Test
• Visual trend charts
• Secure iCloud sync across devices
• Exportable PDF reports

Your data remains private and syncs securely via iCloud. No data is shared with third parties.

This app is intended for symptom tracking only and does not provide medical advice, diagnosis, or treatment.


## Version history (last 3 releases)

### 1.2 — 2026-03-05

Improved charts and data visualisation for both long-term and sparse datasets.
Backend CloudKit sync event monitoring for diagnostics.

### 1.1 — 2026-03-04

We’ve fixed issues affecting charts and PDF exports, especially when using Dark Mode, to improve reliability and appearance.

### 1.0 — 2026-02-27

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-17.*