Comparison

TMR Memory Test vs Optimal State

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

Head to head
About

TMR Memory Test

Features
Read full description

TMR Memory Test application is used for conducting targeted memory reactivation (TMR) experiment in education purposes. Newly acquired information is stabilized into long-term memory through the process of consolidation. Memories are not static; rather, they are constantly updated via reactivation, and this reactivation occurs preferentially during Slow-Wave Sleep. This application uses method called targeted memory reactivation, whereby auditory cues that were previously associated with learning are re-presented during sleep, triggering recall of stored memories and through this strengthening these memories.

About

Optimal State

Track your mental and emotional state alongside physical sensations. Gain insights into your patterns with visual charts and receive personalized tools and suggestions for improvement. Daily reminders help you stay balanced and make positive life changes.

Highlights
  • Mental/Emotional State Tracking
  • Body Feeling Assessment
  • Visual Pattern Charts
  • Daily Check-in Reminders
  • Personalized Tools & Suggestions
  • Intuitive Navigation
Features
Read full description

Track your Mental/Emotional State & how that’s connected to how you feel in your body! We now have 6 assessment charts, 2 for Mental Health & 4 regarding how your body feels. Simply click on the app chart title at the top of the page to bring up the full list and choose one of the 6 chart options. Navigate Easily: We get it, navigating through apps can be stressful. We’ve designed our app to make things easier for you by being extremely intuitive. You will always be a click away from wherever you want to go – so there’s no stress. Our App is simple enough that we know your main focus will still remain on what really matters: improving your life! See our Getting Started Guide. Intuitive Way to Track: We have used colors and a visual representation to help you track your patterns more easily. We feel that the language of the red, blue, white and gold zones makes it easy for everyone to have self-awareness and check in throughout the day. Clear Snapshot of Habits & Patterns: Get a quick snapshot of your habits & patterns, giving you a better overview of your mental and physical health. Once you learn your personal patterns at different times of day, days of the week, months or seasons of the year, you will have valuable insight into why and how you get out of balance. Check in Reminder: Daily reminders for ideal times to have you check in will help us create personalized real-time targeted interventions to bring you back into balance. There are certain times of day that are the best time to check in, allowing us customize your intervention based on what might be most helpful at this particular point. Personalized Tools & Suggestions: Whether you’re looking for a way to change your energy levels, or trying to improve how you feel, or you want to have more contentment, we have the tools and suggestions that can help you change your life from the inside out. We offer personalized plans that will help bring out your state of health both mentally and emotionally, as well as on a physical level. The newest research in neuroscience is showing that our mental health resides not only in our brain, but also in our nervous system and our tissues. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

TMR Memory Test3 screens
Optimal State4 screens

Verdict

The call

The clearest difference is in-app purchases: TMR Memory Test at none against Optimal State's 1. TMR Memory Test also leads on update cadence (every 3 weeks vs every 5 months) and iOS requirement (12.0 vs 15.1). On price, 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. Optimal State sells 1 in-app purchase, starting at $4.99 per month. TMR Memory Test asks for nothing beyond the download.

UpkeepUpdate frequency

TMR Memory Test ships an update every 3 weeks, Optimal State every 5 months. The most recent releases landed on September 17, 2026 and September 10, 2026 respectively.

Scorecard3 real differences · 7 level
TMR Memory Test versus Optimal State: the parameters behind the verdict, then further details
ParameterTMR Memory TestOptimal State
PriceFreeFree
Rating—5.0 (4 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—4 — better
Update frequencyEvery 3 weeks — betterEvery 5 months
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.1
Further details — not scored
Size19 MB36 MB
Age rating4+12+
DeveloperBackyard BrainsOptimal State LLC

In-app purchases

None

TMR Memory Test

No in-app purchases

1 purchases

Optimal State

Subscriptions1
  • Optimal State$4.991 Month

Questions

Is TMR Memory Test free?
TMR Memory Test is free to download, with no in-app purchases.
Is Optimal State free?
Optimal State is free to download, with in-app purchases available.
Do TMR Memory Test or Optimal State have ads?
Neither TMR Memory Test nor Optimal State shows ads.
Which is updated more often, TMR Memory Test or Optimal State?
TMR Memory Test ships an update every 3 weeks, and Optimal State every 5 months. Most recently, TMR Memory Test was updated on September 17, 2026 and Optimal State on September 10, 2026.

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