ASMR vs Calsy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ASMR
This app offers a variety of sounds designed to aid in studying, sleeping, and meditation. It features brainwave-imitating sounds and ambient noises like rain and wood fire. Users can play sounds in the background and set timers for automatic shut-off.
- Study sounds
- Sleep sounds
- Meditation sounds
- Brainwave imitation sounds
- Ambient nature sounds
- Background audio playback
- Automatic shut-off timer
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This app provides sounds for studying, sleeping, relaxing, and meditation. It includes sounds that imitate brainwaves associated with sleep, studying, and relaxation, helping to promote comfortable sleeping, better focus, and relaxation. In addition, you can listen to sounds like wood fire and rain. You can play the sounds in the background while using another app, and set a timer for automatic turn-off.
Calsy
This versatile calculator offers a minimalist interface with powerful functionality for everyday calculations. It includes features for exploring facts, calculating gas performance, mastering price increases, converting temperatures and lengths, estimating paint needs, and simplifying number conversions.
- Explore interesting facts
- Calculate gas performance and cost
- Master price increases and percentages
- Convert temperatures and lengths
- Calculate paint and garden volume
- Simplify number system conversions
- Estimate file transfer time
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Introducing Calsy. Looking for a versatile, minimalist calculator that can handle a variety of interesting tasks? Look no further than Calsy! With its new interface and powerful functionality, Calsy is the go-to app for quick calculations in your daily life. Calsy, on the other hand, is not your average calculator. It's packed with interesting features that will make your digital life even more exciting. Here's what you can expect: 1. Explore Interesting Facts: Discover fascinating facts while crunching numbers with Calsy. Expand your knowledge while getting things done! 2. Calculate Gas Performance: Wondering how far your car can go on a full tank? Calsy provides estimated gas performance, range, and cost calculations, ensuring you never get caught off guard on your road trips. 3. Master Price Increases and Percentages: Calsy takes the guesswork out of price calculations. Easily calculate price increases, percentages, and discounts, helping you make informed financial decisions. 4. Convert Temperatures with Ease: Need to convert Celsius to Fahrenheit or vice versa? Calsy's temperature converter has you covered. Plus, it even tells you the ideal room temperature for ultimate comfort. 5. Get Insights on Your Health: Keep track of your fitness journey with Calsy's BMI calculator. Not only that, but you can also find out how much you would weigh on other planets. Talk about out-of-this-world calculations! 6. Convert Lengths in a Snap: Whether you need to convert inches to centimetres or miles to kilometres, Calsy's length converter is at your service. 7. Paint Like a Pro: Planning to give your room a fresh coat of paint? Calsy calculates the exact number of litres you need for the job. Say goodbye to wasted paint and hello to perfectly painted walls. 8. Garden Volume Made Easy: Dreaming of a Lush Garden? Calsy's garden volume calculator helps you determine how much soil or mulch you need to create the garden of your dreams. 9. Simplify Number Conversions: Need to convert binary to decimal or hexadecimal to octal? Calsy's number converter handles all number systems, making complex conversions a breeze. 10. Estimate File Transfer Time: Wondering how long it will take to transfer that huge file? Calsy's file transfer time calculator provides accurate estimates. 11. Unlock the ASCII World: Delve into the world of ASCII with Calsy's periodic style table. Explore the fascinating characters and symbols that make up our digital language. 12. Customize Your Experience: With Calsy's color scheme options, you can personalize the app to match your style and mood. Make every calculation a visually pleasing experience. Download Calsy now and unlock a world of endless possibilities. Say hello to simplicity and convenience. Get ready to simplify your digital life with Calsy! Future versions will include many additional features. If you have any recommendations for improving Calsy, please send them to miapp@zastudio.dev.
Screenshots
Verdict
The clearest difference is iOS requirement: ASMR at 10.3 against Calsy's 15.2. On price, rating, ratings volume and update cadence 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for ASMR against 5.0 for Calsy. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Both ship on a similar rhythm, roughly monthly. Both last shipped on November 3, 2026.
| Parameter | ASMR | Calsy |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 1 |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.3 — better | 15.2 |
| Further details — not scored | ||
| Size | 15 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | won jun lee | Salvador Garcia Bernal |
Customer experience
ASMR
Calsy
In-app purchases
ASMR
No in-app purchases
Calsy
No in-app purchases









