# MSK MyChart vs MyHSS

The clearest difference is review sentiment: MyHSS at 73% against MSK MyChart's 27%. MyHSS also leads on rating (4.6 vs 3.6). On price, ratings volume, update cadence and ads there is nothing between them.

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

MyHSS holds the better App Store score, 4.6 against 3.6. Both are backed by a comparable volume of ratings — 1.2K and 1.6K respectively. Written reviews point the same way: 27% of MSK MyChart's written reviews are positive against 73% of MyHSS's.

MSK MyChart ships an update every 2 months, MyHSS every 6 weeks. The most recent releases landed on October 22, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | MSK MyChart | MyHSS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (1.2K ratings)](https://appshunter.io/ios/app/msk-mychart/id963860292/reviews) | **[4.6 (1.6K ratings)](https://appshunter.io/ios/app/myhss/id1555932065/reviews)** |
| Number of ratings | 1.2K | **1.6K** |
| Positive reviews | 26.9% of reviews | **73.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 174 MB | 187 MB |
| Requires iOS | 16.2 | 16.2 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 17+ | 17+ |
| Developer | [Memorial Sloan Kettering Cancer Center](https://appshunter.io/developer/554267165) | [Hospital for Special Surgery](https://appshunter.io/developer/1049888899) |

## What reviewers say

### MSK MyChart

[App page](https://appshunter.io/ios/app/msk-mychart/id963860292)

This patient portal app allows individuals receiving care at Memorial Sloan Kettering Cancer Center to securely access their medical information, manage appointments, communicate with their care team, and view test results. It also facilitates prescription refills, bill payments, and integration with other healthcare providers and personal health data.

**Highlights:** View medical information, Access test results, Manage appointments, Message care team, Request prescription refills, View and pay bills, Connect to telemedicine

**Features:** Apple Wallet, Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 👍 Helpful staff
- 🚀 Fast and efficient
- 🚀 Timely updates
- 👍 Intuitive interface

**What reviewers complain about**

- 🐛 Confusing navigation
- 🐛 Glitchy and buggy
- 🐛 Repetitive requests
- 🐛 Difficult to contact providers
- 🐛 Missing functionality from previous app

**Reported bugs**

- Login issues
- Frequent crashes
- Disappearing medical information
- Unreliable appointment scheduling
- Billing discrepancies

**Requested features**

- Ability to reschedule appointments
- Improved communication with providers
- Easier access to past medical history
- Streamlined billing and payment options
- Customizable notification settings


### MyHSS

[App page](https://appshunter.io/ios/app/myhss/id1555932065)

Access your complete medical record, communicate with your care team, and manage appointments. This app provides instant updates and allows scheduling of in-person or virtual visits with specialists. It also offers health resources and the ability to track fitness data.

**Highlights:** View medical records and test results, Message doctors, Manage appointment calendar, Receive care updates, Schedule virtual appointments, Access health resources

**Features:** Apple Wallet

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly app
- 🚀 Seamless and easy to use
- 🔒 Secure access to medical records
- 💡 Comprehensive features (appointments, test results, messaging)
- 👍 Excellent customer service

**What reviewers complain about**

- 🐛 Frequent crashes and freezes
- 🐛 Navigation issues (no back/exit buttons)
- 🐛 Inconsistent performance (hangs, slow loading)
- 👎 Difficult to find/access medical records
- 👎 Poor integration with other health apps

**Reported bugs**

- Inability to log out or navigate back from certain screens
- Inconsistent behavior when accessing test results
- Vaccination status update feature not functioning properly
- Appointment scheduling issues (unavailable slots shown as available)
- Billing and payment processing problems

**Requested features**

- Ability to compare test results over time
- Integration with wearable devices (e.g., Apple Watch)
- Option to share test results with external providers
- Streamlined login and password management
- Improved notification system for appointments and updates


## Frequently asked questions

### Is MSK MyChart free?

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

### Is MyHSS free?

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

### Which has better reviews, MSK MyChart or MyHSS?

MyHSS is rated higher. MSK MyChart averages 3.6 out of 5 from 1.2K ratings, while MyHSS averages 4.6 from 1.6K ratings.

### Do MSK MyChart or MyHSS have ads?

Neither MSK MyChart nor MyHSS shows ads.

### Which is updated more often, MSK MyChart or MyHSS?

MSK MyChart ships an update every 2 months, and MyHSS every 6 weeks. Most recently, MSK MyChart was updated on October 22, 2026 and MyHSS on October 27, 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.*