# Borderline Personality Tracker vs Parallax

The clearest difference is rating: Borderline Personality Tracker at 4.7 against Parallax's 3.6. Borderline Personality Tracker also leads on review sentiment (88% vs 55%) and ratings volume (756 vs 98). Parallax's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Borderline Personality Tracker sells 6 in-app purchases, starting at $9.99 per month and Parallax sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Borderline Personality Tracker holds the better App Store score, 4.7 against 3.6. That said, the two scores are not equally well evidenced: Borderline Personality Tracker has 756 ratings behind it against 98, so its average is the more settled of the two. Written reviews point the same way: 88% of Borderline Personality Tracker's written reviews are positive against 55% of Parallax's.

Borderline Personality Tracker ships an update every 2 months, Parallax every 2 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Borderline Personality Tracker | Parallax |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (756 ratings)](https://appshunter.io/ios/app/borderline-personality-tracker/id1568920165/reviews)** | [3.6 (98 ratings)](https://appshunter.io/ios/app/parallax-plural-space/id6762520179/reviews) |
| Number of ratings | **756** | 98 |
| Positive reviews | **88.4% of reviews** | 55.1% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 45 MB | 47 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Adam Cziko](https://appshunter.io/developer/1508288501) | [Aziz Naji Ahmed Al Bahal](https://appshunter.io/developer/1894510767) |

## What reviewers say

### Borderline Personality Tracker

[App page](https://appshunter.io/ios/app/borderline-personality-tracker/id1568920165)

This app helps individuals manage borderline personality disorder by tracking daily moods, symptoms, and treatments. It allows for personalized tracking of custom symptoms and provides insights into patterns and triggers. Users can generate reports to share with healthcare professionals.

**Highlights:** Daily mood and symptom tracking, Custom symptom and treatment logging, Pattern and trigger analysis, PDF report generation for doctors, DBT/CBT skill tracking, Secure diary with biometric lock

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $9.99 | per month |
| Monthly Plan | $9.99 | per month |
| Monthly Plan | $9.99 | per month |
| Annual Plan Black Friday | $19.99 | per year |
| Annual Plan | $39.99 | per year |
| Annual Plan | $39.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 👍 Helpful for tracking moods and symptoms
- 🔓 Free version with good features
- 📊 Useful charts and reports
- 🗓️ Consistent daily check-ins

**What reviewers complain about**

- 💰 Premium version is expensive
- 🔒 Privacy features locked behind paywall
- 🔧 Limited customization options
- 🕰️ Needs ability to log multiple times per day

**Reported bugs**

- Sliders sometimes get stuck
- Subscription issues with free trial

**Requested features**

- Add more symptom options
- Integrate coping mechanisms and resources
- Allow custom symptom/treatment tracking
- Implement hourly/multiple mood logging


### Parallax

[App page](https://appshunter.io/ios/app/parallax-plural-space/id6762520179)

This app helps plural individuals manage their system. Create detailed profiles for each member, track who is currently fronting, and log important notes. It offers a privacy-first approach, keeping your data secure and accessible only to you.

**Highlights:** Member profiles with custom avatars and pronouns, Fronting tracking with history, Import system data from SimplyPlural, Push notifications for fronting changes, Privacy-first data storage

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Parallax Plus | $2.99 | per month |
| Parallax Plus | $4.99 | per month |
| Parallax Plus | $6.99 | per month |


## Frequently asked questions

### Is Borderline Personality Tracker free?

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

### Is Parallax free?

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

### Which has better reviews, Borderline Personality Tracker or Parallax?

Borderline Personality Tracker is rated higher. Borderline Personality Tracker averages 4.7 out of 5 from 756 ratings, while Parallax averages 3.6 from 98 ratings.

### Do Borderline Personality Tracker or Parallax have ads?

Neither Borderline Personality Tracker nor Parallax shows ads.

### Which is updated more often, Borderline Personality Tracker or Parallax?

Borderline Personality Tracker ships an update every 2 months, and Parallax every 2 weeks. Most recently, Borderline Personality Tracker was updated on October 30, 2026 and Parallax on October 31, 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.*