Comparison

Sleep Diary by Psyktest vs Better Sleep Diary

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

Head to head
About

Sleep Diary by Psyktest

Features
Read full description

Sleep better, live better with Sleep Diary - your personal sleep tracking companion. Developed by a general practitioner with extensive clinical experience. Track your sleep patterns, monitor your sleep quality, and gain insights into your nightly rest. Sleep Diary helps you understand your sleep habits and improve your overall well-being through evidence-based techniques. Features: • Daily sleep logging with intuitive interface • Sleep efficiency calculations and trends • Sleep restriction therapy support • Beautiful dark design that's easy on the eyes • Secure local data storage with encryption • Detailed sleep statistics and analytics • Export your sleep data • Norwegian and English language support Developed by a licensed general practitioner with extensive experience in sleep medicine. Important: This app is for informational purposes only and does not replace professional medical advice, diagnosis, or treatment. Always consult with your healthcare provider regarding sleep disorders or health concerns. Privacy: All data is stored securely on your device. We do not collect or share any personal health information.

About

Better Sleep Diary

Log your nightly sleep details and factors that may impact it. See trends over time with simple charts and summaries to understand patterns and make better decisions about your sleep.

Highlights
  • Record nightly sleep details
  • Note impacting factors
  • Add custom notes
  • View sleep trends over time
  • Track changes from new habits
  • See simple charts and summaries
Features
Read full description

Better Sleep Diary is a simple, focused app for keeping a sleep diary. Log how you slept, what might have affected your night, and see how your sleep changes over time. It’s designed to be quick to use and easy to understand, so you can build a habit and get useful insights without extra clutter. What you can do: • Record nightly sleep details in minutes, including bedtime, wake time, total sleep, and quality
 • Note factors that may impact sleep, like caffeine, exercise, screens, stress, and environment
 • Add custom notes to capture anything unique about your day or night
 • See trends over days, weeks, and months to understand patterns
 • Track changes after trying new habits or routines
 • View simple charts and summaries to spot what helps and what doesn’t Why it helps: • Keeping a sleep diary makes it easier to see cause and effect
 • Small changes are easier to test when you can measure them
 • Clear visuals help you notice trends you might miss otherwise Better Sleep Diary is built to be practical. Open it, log your night, and move on with your day. Over time, you’ll have the information you need to make better decisions about your sleep.

Screenshots

Sleep Diary by Psyktest4 screens
Better Sleep Diary4 screens

Verdict

The call

The clearest difference is update cadence: Better Sleep Diary at every 2 days against Sleep Diary by Psyktest's every 3 weeks. Sleep Diary by Psyktest's advantage is iOS requirement (15.1 vs 18.6). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Sleep Diary by Psyktest ships an update every 3 weeks, Better Sleep Diary every 2 days. The most recent releases landed on September 8, 2026 and August 14, 2026 respectively.

Scorecard2 real differences · 8 level
Sleep Diary by Psyktest versus Better Sleep Diary: the parameters behind the verdict, then further details
ParameterSleep Diary by PsyktestBetter Sleep Diary
PriceFreeFree
Rating—4.3 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 3 weeksEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better18.6
Further details — not scored
Size56 MB3 MB
Age rating17+4+
DeveloperLavamilk ASGruffydd Johnston

In-app purchases

None

Sleep Diary by Psyktest

No in-app purchases

None

Better Sleep Diary

No in-app purchases

Questions

Is Sleep Diary by Psyktest free?
Sleep Diary by Psyktest is free to download, with no in-app purchases.
Is Better Sleep Diary free?
Better Sleep Diary is free to download, with no in-app purchases.
Do Sleep Diary by Psyktest or Better Sleep Diary have ads?
Neither Sleep Diary by Psyktest nor Better Sleep Diary shows ads.
Which is updated more often, Sleep Diary by Psyktest or Better Sleep Diary?
Sleep Diary by Psyktest ships an update every 3 weeks, and Better Sleep Diary every 2 days. Most recently, Sleep Diary by Psyktest was updated on September 8, 2026 and Better Sleep Diary on August 14, 2026.

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