Comparison

Raysync vs Keidulator

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

Head to head
About

Raysync

Features
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Raysync is a professional large file transfer software designed for enterprises, specializing in high-speed data transfer acceleration and network optimization services. Our solution helps organizations achieve efficient data synchronization and seamless information exchange in the big data era. Powered by our proprietary Raysync Transfer Engine, we effectively address critical challenges including cross-border transfers, long-distance transmissions, and large file exchanges. The technology maximizes bandwidth efficiency to significantly improve workflow productivity, earning consistent acclaim from our global client base. For organizations requiring secure, high-performance file transfer capabilities, Raysync provides a robust solution that transforms how businesses handle large-scale data movements.

About

Keidulator

Features
Read full description

Keidulator: Your Ultimate Percentage Pal! Say goodbye to math headaches and hello to Keidulator, the app that makes calculating percentages a breeze! Whether you’re figuring out tips, discounts, or any other percentage-related task, Keidulator has got you covered. Why You’ll Love Keidulator: Super Simple: Just enter your numbers, and let Keidulator do the magic! Versatile: From restaurant tips to shopping discounts, VAT, Keidulator handles it all. User-Friendly: Designed with you in mind, it’s as easy as pie (or should we say, pi?). Features: Quick Calculations: Get instant results without breaking a sweat. Customizable: Adjust settings to fit your needs perfectly. Fun Interface: Enjoy a playful design that makes math fun again! Download Keidulator today and turn those tricky percentages into child’s play. Math has never been this fun and easy!

Screenshots

Raysync3 screens
Keidulator4 screens

Verdict

The call

The clearest difference is update cadence: Keidulator at every 5 weeks against Raysync's every 3 months. Raysync's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.4). On price, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Raysync ships an update every 3 months, Keidulator every 5 weeks. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

Scorecard3 real differences Β· 3 level
Raysync versus Keidulator: the parameters behind the verdict, then further details
ParameterRaysyncKeidulator
PriceFreeFree
Update frequencyEvery 3 monthsEvery 5 weeks β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod β€” betteriPhone
Requires iOS15.6 β€” better17.4
Further details β€” not scored
Size43 MB1 MB
Age rating4+4+
DeveloperRAYWING PTE.LTD.Alexander Guretzki

In-app purchases

None

Raysync

No in-app purchases

None

Keidulator

No in-app purchases

Questions

Is Raysync free?
Raysync is free to download, with no in-app purchases.
Is Keidulator free?
Keidulator is free to download, with no in-app purchases.
Do Raysync or Keidulator have ads?
Neither Raysync nor Keidulator shows ads.
Which is updated more often, Raysync or Keidulator?
Raysync ships an update every 3 months, and Keidulator every 5 weeks. Most recently, Raysync was updated on November 7, 2026 and Keidulator on November 8, 2026.

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