Comparison

Calculator Calcora vs ZeroZip

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

Head to head
About

Calculator Calcora

Features
Read full description

The default iPhone calculator skips a few simple but essential touches. Calcora fixes that β€” with precision editing, instant feedback, and a design that feels effortless. Edit mid-equation with precise cursor control. Double tap to copy results. Feel subtle haptic feedback as you type. Keep your screen awake during longer sessions. Every detail is tuned to make math on iPhone faster, calmer, and more human. Calcora isn’t cluttered or bloated. It’s clean, fast, and private β€” no ads, no accounts, no internet connection required.

About

ZeroZip

Features
Read full description

ZeroZip is a fast, efficient, and secure file-processing tool designed for seamless compression, archiving, encryption, and EXIF privacy cleaning. Built with a native iOS 26 fluid glass interface, the app delivers a light, intuitive experience that lets you handle even the most complex file-management tasks in just a few steps. ZeroZip uses an advanced compression engine to significantly reduce file size while preserving visual quality. Multiple compression presetsβ€”such as High Quality, Balanced, and Size Priorityβ€”allow you to choose the best option for your needs. You can also select from various resolution presets (Original, 4096, 2048, 1024, etc.) to balance clarity and output size. Combine multiple photos or files into a single archive with one tap, with optional encryption support. Zip0 supports ZIP, TAR, TAR.GZ, and TAR.BZ2 formats, making it suitable for different workflows and platforms. Sharing via email, cloud storage, or messaging apps becomes faster and more efficient. Protect your privacy by removing sensitive EXIF metadata such as location, timestamp, and camera information from photos. This ensures safe sharing on social networks or with others without exposing personal data. Save processed files to the default output directory or choose a custom path. The built-in smart naming system automatically appends a sequence number to avoid overwriting when files share the same name. ZeroZip follows the latest iOS 26 design guidelines with a transparent, lightweight, and fluid interface. Minimalistic interaction logic makes it easy for anyone to use, with smooth transitions and a consistent experience across all iPhone and iPad models. By using ZeroZip, you agree to comply with Apple’s Standard End User License Agreement (EULA). Apple EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Calculator Calcora4 screens
ZeroZip4 screens

Verdict

The call

The clearest difference is in-app purchases: Calculator Calcora at none against ZeroZip's 1. ZeroZip's advantage is iOS requirement (13.0 vs 16.6). On price, update cadence, ads and device support 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. ZeroZip sells 1 one-off in-app purchase. Calculator Calcora asks for nothing beyond the download.

UpkeepUpdate frequency

Calculator Calcora ships an update monthly, ZeroZip every 2 months. The most recent releases landed on September 20, 2026 and September 9, 2026 respectively.

Scorecard2 real differences Β· 4 level
Calculator Calcora versus ZeroZip: the parameters behind the verdict, then further details
ParameterCalculator CalcoraZeroZip
PriceFreeFree
Update frequencyMonthly β€” betterEvery 2 months
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhoneiPhone, iPod β€” better
Requires iOS16.613.0 β€” better
Further details β€” not scored
Size1 MB28 MB
Age rating4+4+
DeveloperOleksandr Bashevgenghong Xie

In-app purchases

None

Calculator Calcora

No in-app purchases

1 purchases

ZeroZip

One-time1
  • Ad-Free$1.99

Questions

Is Calculator Calcora free?
Calculator Calcora is free to download, with no in-app purchases.
Is ZeroZip free?
ZeroZip is free to download, with in-app purchases available.
Do Calculator Calcora or ZeroZip have ads?
Neither Calculator Calcora nor ZeroZip shows ads.
Which is updated more often, Calculator Calcora or ZeroZip?
Calculator Calcora ships an update monthly, and ZeroZip every 2 months. Most recently, Calculator Calcora was updated on September 20, 2026 and ZeroZip on September 9, 2026.

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