Comparison

Calsy vs Zal

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

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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.

About

Zal

Monitor your PC's performance in real-time from your mobile device. Track CPU, GPU, RAM, and storage health, analyze game performance with FPS data, and check if your system can run specific games. Includes stress testing for stability.

Highlights
  • Real-time PC monitoring (CPU, GPU, RAM, storage)
  • Detailed FPS analysis (FPS, 1% low, 0.1% low)
  • Game system requirements checker
  • PC stress testing for stability
  • Mobile device access to PC stats
Features
Read full description

Are you a passionate gamer, a tech enthusiast, or just someone who wants to keep a close eye on their PC's performance? Look no further! Introducing ZAL, your all-in-one solution for monitoring, analyzing, and optimizing your computer's vital statistics. Real-time PC Monitoring: ZAL provides you with up-to-the-second insights into your PC's health. Monitor your CPU, GPU, RAM, and storage temperatures and loads, all from the convenience of your mobile device. FPS: gain insights on your fps while playing games, with data for fps, 1% low fps, and 0.1% low fps. Game Checker: Wondering if your PC can handle that game? ZAL has you covered! Our "can i run it" feature analyzes your hardware and gives you personalized recommendations on whether your system can run a specific game smoothly. Stress Testing: Put your PC through its paces with ZAL's stress testing feature. Ensure your system's stability and performance under heavy loads.

Screenshots

Calsy4 screens
Zal4 screens

Verdict

The call

The clearest difference is in-app purchases: Calsy at none against Zal's 2. Calsy also leads on review sentiment (100% vs 67%). Zal's advantage is update cadence (every 9 days vs monthly) and iOS requirement (12.0 vs 15.2). On price, rating, ratings volume 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. Zal sells 2 in-app purchases, starting at $0.99 per month. Calsy asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Calsy against 5.0 for Zal. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews are what separate them: 100% of Calsy's written reviews are positive against 67% of Zal's.

UpkeepUpdate frequency

Calsy ships an update monthly, Zal every 9 days. The most recent releases landed on October 16, 2026 and October 2, 2026 respectively.

Scorecard5 real differences · 5 level
Calsy versus Zal: the parameters behind the verdict, then further details
ParameterCalsyZal
PriceFreeFree
Rating5.0 (1 ratings)5.0 (2 ratings)
Positive reviews100.0% of reviews — better66.7% of reviews
Number of ratings12 — better
Update frequencyMonthlyEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.212.0 — better
Further details — not scored
Size25 MB86 MB
Age rating4+4+
DeveloperSalvador Garcia Bernalkaros mohammed

Customer experience

Calsy

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Zal

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

None

Calsy

No in-app purchases

2 purchases

Zal

Subscriptions2
  • Monthly$0.991 Month
  • Anual$9.991 Year

Questions

Is Calsy free?
Calsy is free to download, with no in-app purchases.
Is Zal free?
Zal is free to download, with in-app purchases available.
Which has better reviews, Calsy or Zal?
Calsy and Zal are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.
Do Calsy or Zal have ads?
Neither Calsy nor Zal shows ads.
Which is updated more often, Calsy or Zal?
Calsy ships an update monthly, and Zal every 9 days. Most recently, Calsy was updated on October 16, 2026 and Zal on October 2, 2026.

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