# EDS Tracker vs BlinkLab Dx1

The clearest difference is in-app purchases: BlinkLab Dx1 at none against EDS Tracker's 15. BlinkLab Dx1 also leads on update cadence (fortnightly vs every 4 months). EDS Tracker's advantage is device support (4 vs 1) and iOS requirement (15.5 vs 18.0). On price and ads there is nothing between them.

Both are free to download. EDS Tracker sells 14 in-app purchases, starting at $4.95 per month. BlinkLab Dx1 asks for nothing beyond the download.

EDS Tracker ships an update every 4 months, BlinkLab Dx1 fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | EDS Tracker | BlinkLab Dx1 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (6 ratings)](https://appshunter.io/ios/app/eds-tracker/id6754936659/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 218 MB | 310 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Digital Therapeutics](https://appshunter.io/developer/1721663167) | [BLINKLAB LIMITED](https://appshunter.io/developer/1606924222) |

## What reviewers say

### EDS Tracker

[App page](https://appshunter.io/ios/app/eds-tracker/id6754936659)

This app helps individuals with Ehlers-Danlos Syndrome manage daily challenges like pain, fatigue, and dislocations. It offers tools to track symptoms, medications, and progress, providing insights to understand your body better and support long-term joint health.

**Highlights:** Symptom tracking (pain, fatigue, dizziness), Pain mapping and body visualization, Mobility and joint log, Medication and supplement tracking, Sleep and fatigue monitoring, Exercise and physiotherapy logging, Apple Health integration

**Features:** macOS Compatibility, Siri integration, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| flex pass | $4.95 | per month |
| easy pass | $7.99 | per 7 days |
| weather max | $9.99 | per 3 months |
| flex pass | $18.99 | per month |
| carey ai max | $19.99 | per month |
| smart pass | $19.99 | per year |
| carey ai ultra | $29.99 | per month |
| limited sale | $29.99 | per year |
| limited deal | $34.99 | per year |
| select pass | $34.99 | per year |
| free access | $39.99 | per year |
| your free pass | $39.99 | per year |
| 7-Day Trial | $49.99 | per year |
| carey ai credits | $8.99 | one-time |


### BlinkLab Dx1

[App page](https://appshunter.io/ios/app/blinklab-dx1/id6760354651)

**In-app purchases:** none


## Frequently asked questions

### Is EDS Tracker free?

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

### Is BlinkLab Dx1 free?

BlinkLab Dx1 is free to download, with no in-app purchases.

### Do EDS Tracker or BlinkLab Dx1 have ads?

Neither EDS Tracker nor BlinkLab Dx1 shows ads.

### Which is updated more often, EDS Tracker or BlinkLab Dx1?

EDS Tracker ships an update every 4 months, and BlinkLab Dx1 fortnightly. Most recently, EDS Tracker was updated on October 24, 2026 and BlinkLab Dx1 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.*