Comparison

Time Atlas vs Sonaur

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

Head to head
About

Time Atlas

This app automatically creates a visual diary of your life by tracking your location, activities, and photos. It provides a private, contextual record of your days, allowing you to revisit memories and curate your personal story with minimal effort.

Highlights
  • Automatic location and activity capture
  • Visual daily snapshots
  • Photo integration into stories
  • Effortless travel tracking
  • Customizable daily layouts
  • Private and encrypted data storage
  • Import from other journaling apps
Features
Read full description

Life moves fast. Time Atlas helps you remember everything, for FREE (advanced features available with a paid subscription). Time Atlas is an automatic visual diary, which captures your daily life: places you visit, paths you take, activities you participate in and photos you take along the way. The app gives you a snapshot of each day as it really was – in full context. Your story is elegantly curated for you, with no effort whatsoever. Shape it further as you wish! It runs quietly in the background, turning your routine into a clear picture of your day. No manual inputs required, no wearable device needed. You get a private, personal record of your days – so you can revisit any day, recall any moment and rediscover your past. Photos you take during the day appear automatically in your story – curate them freely with elegant results. WHAT TIME ATLAS LETS YOU DO * Automatically capture your location and activity day by day. * View a snapshot of any day in your past – all in full context. * Explore where you went, how you got there and what happened along the way. * Build and curate your daily story, narrated with photos, maps, activity spotlights, place visits and more. * Effortlessly keep track of your travels, vacations and work trips. * Choose what content you want to see of any day and customize how it all is laid out. * Recall any moment in the past easily and at a glance. * Add context when you want to, for example by writing notes. * Keep everything private and encrypted on your device. * Connect to your Apple Health for deeper insights. * Turn on Eco Mode for lower battery use. * Import your diary from Apple Journal app or Day One, or your location history from Google Timeline. * Unlock Time Atlas Plus for advanced features. WHY IT MATTERS * You don't miss out on the important moments and memories in your life. * Recalling that significant day, moment, life event or vacation trip becomes an absolute delight. * A valuable record of your days is stored for the future, archived automatically. AUTOMATIC * Turn "Always" on in your location permissions, so the app can accurately analyze your movements. * Turn "Full" on in your photo permissions, so the app is able to populate your days with appropriate photos. PRIVACY COMES FIRST It’s your data, period. All processing (with the exception of optional AI features) happens privately on your device. Time Atlas stores the data only on your device and in your iCloud backup. When you leave, you leave no trace. PERFECT FOR YOU IF ... * You would like to keep a record of your life, but don't want to put in much effort. * You feel like life moves fast and you don't want to miss out on memories. * You want to keep a diary, so you can reflect and reminisce later. * You wish you had an amazing journal of all your trips and vacations. DOWNLOAD TIME ATLAS AND REMEMBER EVERYTHING Have questions, feedback, or ideas? Contact the team at info@timeatlaslabs.com. Follow us on Instagram: https://instagram.com/timeatlasapp/ Join our Discord: https://discord.gg/zwJEYNdsPE TRY OUR MAC APP TO WRITE NOTES! https://apps.apple.com/app/id6761260518 OPEN SOURCE TOOLS TO ACCESS TIME ATLAS DATA https://github.com/timeatlaslabs/oss/

About

Sonaur

This app transforms real-time data, like weather or biometrics, into evolving ambient music. It offers unique, artist-composed soundscapes that adapt to your environment and personal rhythms, perfect for focus, relaxation, or sleep. Enjoy an uninterrupted, personalized listening experience.

Highlights
  • Real-time weather-driven music
  • Artist-composed sonic palettes
  • Biometric sound shaping (Apple Watch)
  • Binaural beats for focus/sleep
  • Sleep timer
  • Lock screen playback
Features
Read full description

Let the world become your soundtrack. Most focus music repeats. Your brain notices. Sonaur responds — transforming real-time data into evolving ambient music composed and recorded by musicians, not AI. No repetitive loops. Just responsive soundscapes designed for immersive, extended listening. WEATHER MODE (FREE) Temperature, wind, clouds, light, and rain shape how and when sounds unfold. A foggy morning feels different than a bright afternoon. The same city never sounds the same twice. • Real-time weather shapes the music • Curated, artist-composed sonic palettes • Optional binaural beats for sleep, focus, meditation, or mental clarity • Sleep timer • Lock screen playback controls • No ads. No interruptions HEALTH MODE (Apple Watch Required) — $19.99 One-Time Unlock Let your body's rhythms shape the sound. With Apple Watch, your heart rate, HRV, activity, and movement shape the music in real time. Calm moments create space. Increased activity builds layers. Adaptive binaural beats gently shift within your selected range based on your biometrics. • Real-time biometric sound shaping • Apple Watch companion app • Health data processed locally — nothing stored or transmitted • Works in Airplane Mode • One-time purchase. No subscription PERFECT FOR Focused work, concentration, and writing. Meditation and mindfulness. Creative flow sessions. Relaxation, evening wind-down, or sleep. Anyone who appreciates ambient music and wants a soundtrack that feels unique, personal, and alive. Inspired by a quote from Brian Eno: "You know, a wind chime is basically a simple piece of generative music." Press play. Your personal ambient soundtrack — created by the world.

Screenshots

Time Atlas4 screens
Sonaur4 screens

Verdict

The call

Time Atlas and Sonaur both sit at 4.7 stars, but that hides the real split: 100% of Sonaur's written reviews are positive against 77% of Time Atlas's. Sonaur also leads on iOS requirement (17.0 vs 26.0). Time Atlas's advantage is ratings volume (79 vs 12). On price, rating, update cadence and ads 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. Time Atlas sells 3 in-app purchases, starting at $8.99 per month and Sonaur sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Sonaur holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Time Atlas has 79 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 77% of Time Atlas's written reviews are positive against 100% of Sonaur's.

UpkeepUpdate frequency

Time Atlas ships an update every 6 days, Sonaur every 9 days. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
Time Atlas versus Sonaur: the parameters behind the verdict, then further details
ParameterTime AtlasSonaur
PriceFreeFree
Rating4.7 (79 ratings)4.9 (12 ratings) — better
Positive reviews76.9% of reviews100.0% of reviews — better
Number of ratings79 — better12
Update frequencyEvery 6 days — betterEvery 9 days
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS26.017.0 — better
Further details — not scored
Size112 MB61 MB
Age rating9+4+
DeveloperTime Atlas Labs OyScott Kiekbusch

Customer experience

Time Atlas

All ratings75 ratings
Positive93.3%
Neutral4.0%
Negative2.7%
Written reviews26 reviews
Positive76.9%
Neutral3.8%
Negative19.2%

Sonaur

All ratings10 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Time Atlas

Subscriptions2
  • Time Atlas Plus - Monthly14 Days trial$8.991 Month
  • Time Atlas Plus - Annual14 Days trial$59.991 Year
One-time1
  • Time Atlas Plus - Lifetime$199.99
1 purchases

Sonaur

One-time1
  • Sonaur Health Mode$19.99

Questions

Is Time Atlas free?
Time Atlas is free to download, with in-app purchases available.
Is Sonaur free?
Sonaur is free to download, with in-app purchases available.
Which has better reviews, Time Atlas or Sonaur?
Sonaur is rated higher. Time Atlas averages 4.7 out of 5 from 79 ratings, while Sonaur averages 4.9 from 12 ratings.
Do Time Atlas or Sonaur have ads?
Neither Time Atlas nor Sonaur shows ads.
Which is updated more often, Time Atlas or Sonaur?
Time Atlas ships an update every 6 days, and Sonaur every 9 days. Most recently, Time Atlas was updated on November 4, 2026 and Sonaur on October 30, 2026.

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