# Symptom Tracker | OpenCare vs Simple Headache Log

The clearest difference is review sentiment: Symptom Tracker | OpenCare at 71% against Simple Headache Log's 0%. Symptom Tracker | OpenCare also leads on rating (4.3 vs 1.5) and ads (none vs shown). Simple Headache Log's advantage is update cadence (every 3 days vs every 2 weeks) and iOS requirement (15.6 vs 17.0). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Symptom Tracker | OpenCare sells 3 in-app purchases, starting at $4.99 per month and Simple Headache Log sells 2 in-app purchases, starting at $1.49 per month. Whichever you choose, the download price is not the number that matters.

Symptom Tracker | OpenCare holds the better App Store score, 4.3 against 1.5. That said, the two scores are not equally well evidenced: Symptom Tracker | OpenCare has 211 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 71% of Symptom Tracker | OpenCare's written reviews are positive against 0% of Simple Headache Log's.

Symptom Tracker | OpenCare ships an update every 2 weeks, Simple Headache Log every 3 days. The most recent releases landed on June 11, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Symptom Tracker | OpenCare | Simple Headache Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (211 ratings)](https://appshunter.io/ios/app/symptom-tracker-opencare/id1344067100/reviews)** | [1.5 (2 ratings)](https://appshunter.io/ios/app/simple-headache-log/id6446395359/reviews) |
| Number of ratings | **211** | 2 |
| Positive reviews | **71.1% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 63 MB | 56 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Kyle Ryan](https://appshunter.io/developer/862631068) | [NAOYA ONO](https://appshunter.io/developer/1530328146) |

## What reviewers say

### Symptom Tracker | OpenCare

[App page](https://appshunter.io/ios/app/symptom-tracker-opencare/id1344067100)

Easily track chronic illnesses, daily health, and medications. Document symptoms with photos, set reminders, and generate reports for doctor visits. Integrates with Apple Health for comprehensive health monitoring.

**Highlights:** Symptom logging with severity scales, Photo-based symptom documentation, Medication and treatment tracking, Customizable reminders, Doctor-ready reports and trend analysis, Apple Health sync

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpenCare Plus | $4.99 | per month |
| OpenCare+ Monthly | $4.99 | per month |
| OpenCare Plus | $5.99 | per month |

**What reviewers like**

- 👍 Clean, intuitive, and uncluttered interface
- 💡 Body location mapping feature for precise symptom tracking
- 📊 Timeline and calendar views for symptom progression visualization
- 📄 Export to PDF functionality for doctor appointments
- 🎯 Customizable symptom and medication tracking

**What reviewers complain about**

- 💰 Requires paid subscription after 7-day trial
- 🐛 Frequent app crashes and stability issues
- ⚠️ Data loss and disappearing entries
- 🔄 Delayed and sluggish app performance
- 📝 Text visibility issues in dark mode/dark backgrounds

**Reported bugs**

- App crashes on startup or during use
- App won't reopen after closing
- Data disappears or resets unexpectedly
- Cannot change timestamp on logged entries
- Text disappears when typing detailed notes

**Requested features**

- Ability to flip body diagram to show front and back views
- End time tracking for symptoms (not just start time)
- Editable and deletable timeline entries
- 1-10 pain scale instead of 1-5
- Multiple loved ones/profiles support


### Simple Headache Log

[App page](https://appshunter.io/ios/app/simple-headache-log/id6446395359)

Easily log daily headaches by selecting pain level, weather, and potential causes. Analyze trends and identify triggers through simple charts and rankings. Record past data and manage custom pain factors.

**Highlights:** Easy pain logging with options, Analyze pain trends by weather and cause, Calendar view of daily pain levels, Add past headache data, Customizable pain causes and medicines, No login required

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $1.49 | per month |
| Support Developer | $0.99 | one-time |


## Frequently asked questions

### Is Symptom Tracker | OpenCare free?

Symptom Tracker | OpenCare is free to download, with in-app purchases available.

### Is Simple Headache Log free?

Simple Headache Log is free to download, with in-app purchases available.

### Which has better reviews, Symptom Tracker | OpenCare or Simple Headache Log?

Symptom Tracker | OpenCare is rated higher. Symptom Tracker | OpenCare averages 4.3 out of 5 from 211 ratings, while Simple Headache Log averages 1.5 from 2 ratings.

### Do Symptom Tracker | OpenCare or Simple Headache Log have ads?

Simple Headache Log shows ads; Symptom Tracker | OpenCare does not.

### Which is updated more often, Symptom Tracker | OpenCare or Simple Headache Log?

Symptom Tracker | OpenCare ships an update every 2 weeks, and Simple Headache Log every 3 days. Most recently, Symptom Tracker | OpenCare was updated on June 11, 2026 and Simple Headache Log on September 9, 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.*