Comparison

KReader Tool vs Stay Calculator

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

Head to head
About

KReader Tool

Features
Read full description

[Supported format] KReader supports common EBook formats, including: epub, mobi, azw, azw3, txt, chm, cbz, cbr [Features] 1. Flexible and diverse library classification management. You can customize favorites and color labels, and clearly display the classification information of books in the library icon and list display mode. 2. Clean and simple reading interface. Provide you with an immersive reading experience, so that you can focus on reading without being disturbed by other information and enjoy the reading. 3. Powerful auxiliary functions. A clean and concise reading experience does not mean the lack of functions. -- You can choose the theme that suits you from a variety of reading topics, and you can also mediate the display brightness to protect your eyes when you read for a long time. -- You can choose the font that suits your book. Books in different languages will have different font options. -- You can add bookmarks and notes to books. Notes have many color themes, and you can even share your notes with your friends. -- You can find keywords in the whole book. 4. Share your reading experience. You can share the daily reading, weekly reading and annual reading books with your friends through social Apps. 5. Perfectly match Apple's ecology. Through iCloud, you can synchronize books, reading progress, reading settings, bookmark notes, reading records and other information on all devices under your account to achieve seamless continuous reading between devices. It provides you with perfect cloud library management functions. (This needs professional version) 6. The reading experience on the big screen is better. Reading on iPad can bring you a more perfect reading experience. You will find that while providing such rich functions, KReader still maintains the characteristics of small and fast. KReader does not provide EBooks, but we are committed to providing you with a complete EBook reading tool.

About

Stay Calculator

Features
Read full description

Stay Calculator It is a tool specifically designed for users studying and living in Macao to manage their entry and exit records and duration of stay. With an intuitive calendar view and an intelligent statistics system, you can easily record every entry and exit information And in combination with the school calendar, weekend and holiday rules, automatically calculate the actual number of days you will stay in Macao. Whether it is for personal time management It will still serve as a reference for future visas and study plans Stay Calculator can provide you with clear and reliable data support.

Screenshots

KReader Tool4 screens
Stay Calculator4 screens

Verdict

The call

The clearest difference is in-app purchases: Stay Calculator at none against KReader Tool's 3. Stay Calculator also leads on update cadence (fortnightly vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. KReader Tool sells 3 one-off in-app purchases. Stay Calculator asks for nothing beyond the download.

UpkeepUpdate frequency

KReader Tool ships an update every 7 months, Stay Calculator fortnightly. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

Scorecard2 real differences Β· 4 level
KReader Tool versus Stay Calculator: the parameters behind the verdict, then further details
ParameterKReader ToolStay Calculator
PriceFreeFree
Update frequencyEvery 7 monthsFortnightly β€” better
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhone, iPad, Mac β€” betteriPhone, iPad
Requires iOS16.016.0
Further details β€” not scored
Size17 MB1 MB
Age rating9+4+
Developer纒霞 θŒƒεΎ·ι“­ 何

In-app purchases

3 purchases

KReader Tool

One-time3
  • KReader Upgrade to family$0.99
  • KReader Pro$2.99
  • KReader Pro FamilyShare$3.99
None

Stay Calculator

No in-app purchases

Questions

Is KReader Tool free?
KReader Tool is free to download, with in-app purchases available.
Is Stay Calculator free?
Stay Calculator is free to download, with no in-app purchases.
Do KReader Tool or Stay Calculator have ads?
Neither KReader Tool nor Stay Calculator shows ads.
Which is updated more often, KReader Tool or Stay Calculator?
KReader Tool ships an update every 7 months, and Stay Calculator fortnightly. Most recently, KReader Tool was updated on November 4, 2026 and Stay Calculator on October 31, 2026.

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