Comparison

Somryst vs AASM Link

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Somryst

This app provides digital Cognitive Behavioral Therapy for Insomnia (CBT-I). It helps users manage sleep problems by addressing behaviors, habits, routines, and thoughts. The program is designed to be used under the guidance of a healthcare provider.

Highlights
  • Digital CBT-I program
  • Behavioral and thought pattern analysis
  • Progress tracking
  • Insights into sleep habits
  • Healthcare provider guidance
Read full description

Somryst delivers digital Cognitive Behavioral Therapy for Insomnia (CBT-I), which focuses on the behaviors, habits, routines, and dysfunctional thoughts that are part of sleep problems (regardless of the original cause of sleep problems). When prescribed Somryst, you can use this app to follow the program, view insights, and track your progress. Somryst should only be used under the guidance of a healthcare provider. To determine if Somryst is right for you, please consult your physician. References supporting medical claims in Somryst can be found at https://noxmedical.com/somrystreferences/.

About

AASM Link

This AI-powered medical tool provides sleep medicine professionals with instant access to clinical guidelines, standards of care, and quality measures. It features AI-enhanced search, study tools for board exams, and automatic updates for new or revised standards. Expert-curated reading lists are also available to tailor content to specific clinical interests.

Highlights
  • AI-enhanced guideline search
  • Board examination study tools
  • Automatic updates for standards
  • Expert-curated reading lists
  • Access to clinical practice guidelines
  • Quality measure information
Features
Read full description

AASM Link is the official mobile companion for members of the American Academy of Sleep Medicine. Powered by AI, the app gives sleep-medicine professionals quick, reliable access to clinical practice guidelines, standards of care, and quality measures, all in one place. Key benefits include: 1. Instant AI-enhanced search across essential clinical guidelines 2. Focused study tools for board examinations and Longitudinal Knowledge Assessment 3. Automatic updates that surface newly released or revised standards as soon as they become available 4. Expert-curated reading lists tailored to your clinical interests AASM Link helps practitioners, researchers, and students navigate complex clinical standards with confidence—whether reviewing patient treatment plans or advancing their education. AASM Members exclusively enjoy free monthly access as a member benefit, with the option to upgrade to a premium subscription for full access to all advantages. This app is subject to Apple's standard End User License Agreement (EULA), available at: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Somryst4 screens
AASM Link4 screens

Verdict

The call

The clearest difference is rating: AASM Link at 5.0 against Somryst's 3.2. AASM Link also leads on update cadence (every 9 days vs every 8 months). Somryst's advantage is in-app purchases (none vs 4). On price, ratings volume, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. AASM Link sells 2 in-app purchases, starting at $17.49 per month. Somryst asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

AASM Link holds the better App Store score, 5.0 against 3.2. Both are backed by a comparable volume of ratings — 5 and 3 respectively.

UpkeepUpdate frequency

Somryst ships an update every 8 months, AASM Link every 9 days. The most recent releases landed on September 17, 2026 and September 14, 2026 respectively.

Scorecard4 real differences · 6 level
Somryst versus AASM Link: the parameters behind the verdict, then further details
ParameterSomrystAASM Link
PriceFreeFree
Rating3.2 (5 ratings)5.0 (3 ratings) — better
Positive reviews33.3% of reviews—
Number of ratings5 — better3
Update frequencyEvery 8 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.015.0
Further details — not scored
Size144 MB166 MB
Age rating17+12+
DeveloperKOEOAmerican Academy of Sleep Medicine

Customer experience

Somryst

All ratings4 ratings
Positive50.0%
Neutral25.0%
Negative25.0%
Written reviews3 reviews
Positive33.3%
Neutral33.3%
Negative33.3%

AASM Link

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Somryst

No in-app purchases

2 purchases

AASM Link

Subscriptions2
  • Member Sub - Monthly2 variants$17.491 Month
  • Non-Member Sub - Monthly2 variants$24.991 Month

Questions

Is Somryst free?
Somryst is free to download, with no in-app purchases.
Is AASM Link free?
AASM Link is free to download, with in-app purchases available.
Which has better reviews, Somryst or AASM Link?
AASM Link is rated higher. Somryst averages 3.2 out of 5 from 5 ratings, while AASM Link averages 5.0 from 3 ratings.
Do Somryst or AASM Link have ads?
Neither Somryst nor AASM Link shows ads.
Which is updated more often, Somryst or AASM Link?
Somryst ships an update every 8 months, and AASM Link every 9 days. Most recently, Somryst was updated on September 17, 2026 and AASM Link on September 14, 2026.

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