Comparison

Calculator × vs Batch Image Resize

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

Head to head
About

Calculator ×

This app redefines the calculator experience for touch-screen devices with a modern, intuitive design. It offers features like a tape log for storing calculations, formula evaluation, and iPad multitasking support for enhanced productivity.

Highlights
  • Tape Log for calculation history
  • Reuse, copy, and share calculations
  • Evaluate entire formulas at once
  • iPad multitasking support
  • Modern touch-screen design
Features
Read full description

Designed exclusively for today's touch-screen devices, this calculator app represents a groundbreaking paradigm shift, leaving behind the outdated design patterns of mechanical calculators. We have meticulously crafted a new design from scratch, keeping modern touch-screen devices at the forefront of our innovation. • Tape Log: All your calculations are securely stored in the tape log, ensuring you never lose track of your numerical journey. • Calculation Management: Effortlessly reuse, copy, or share calculations to integrate them seamlessly into your work or daily life. • Formula Evaluation: Enter entire formulas in one line for swift and accurate evaluation, simplifying complex calculations. • iPad Multitasking: Experience true productivity with iPad multitasking support, enabling you to perform calculations while using other apps through Slide Over and Split View. Calculator Pro represents a powerful departure from traditional calculators, offering a tailored experience for touch-screen devices. Download now and embrace a new era of calculations with maximum control and power at your fingertips. Terms of Use: https://doubleuapp.com/privacy/terms.html

About

Batch Image Resize

Easily resize and crop multiple images at once to specific dimensions or aspect ratios. Add custom text or image watermarks to your photos before saving them directly to your device. Optimized for speed and privacy, it works seamlessly on iPhone and iPad.

Highlights
  • Batch image resizing
  • Custom aspect ratios
  • Image watermarking
  • Text watermarking
  • Resize by percentage, width, or height
  • Works on iPhone and iPad
Features
Read full description

Batch Image Resize is a flexible and easy-to-use batch image resizer. It allows you to resize your images to specific dimensions and crop them into any aspect ratio you like. Batch Image Resize saves your data plan or bandwidth as photos are resized directly on your device, allowing you to upload them to your favorite social media platforms like Facebook or Twitter quickly and easily. Main Features: - Resize images by percentage, width, or height. - Set aspect ratio options: original, 1:1, HD format (16:9), common 4:3 format, or custom aspect ratios. - Watermark feature, which can be turned on or off. - Choose your desired watermark image from your camera roll. - Create text watermarks. - Set watermark location. - Works seamlessly on both iPhone and iPad. - Lightweight, compact app optimized for everyday use. - Ad-free and built with privacy in mind. All resized photos are automatically stored in the "BImage" Album under Camera Roll. Quick Guide: 1. Tap the [+] icon and select the images you want to resize. 2. Tap the Settings icon and adjust the settings as desired. 3. Tap the Run icon and wait for the process to finish. 4. The Gallery icon will appear at the bottom—tap it to view resized images in the album. 5. Tap the Bin icon to clear all images after the resize process is complete. Main Section: - Basic image info such as name, dimensions, date, and size is shown. - You can review and remove images before proceeding with resizing. - Displays total size and count of images. Settings Section: Image Section: - Set the resize method by percentage, width, or height: - Resize by percentage (e.g., 50%): An image with dimensions 800x600 will resize to 400x300. - Resize by width (e.g., 500): An image with dimensions 1000x800 will resize to 500x400. - Resize by height (e.g., 200): An image with dimensions 1000x800 will resize to 250x200. - Set aspect ratio options: original, square (1:1), HD format (16:9), common 4:3 format, or custom aspect ratios. Watermark Section: - Enable or disable watermarks. - Set watermark location: - Choose a watermark location by tapping [TL] Top Left, [TC] Top Center, [TR] Top Right, [C] Center, [BL] Bottom Left, [BC] Bottom Center, or [BR] Bottom Right. - Create your own text watermark quickly and easily. - Choose a watermark image from your camera roll: - Check the watermark size before proceeding. - Preview the watermark along with its size. Create Text Watermark: - Set a custom text watermark for your photos/images. - Choose the font type. - Adjust the watermark size. - Set watermark color (black or white). - Enable or disable a watermark text background. - Preview the text watermark with its size. Additional Tips: - After selecting images from the gallery, you can reselect any missed images by tapping the [+] icon again. - Duplicate images (with the same name) will be skipped when selected from the gallery. Bulk Resize Photos makes it easy to resize batches of images. It’s fast because your images are resized directly on your iDevice without the need to upload or transmit them to any servers. Thank you for your support! Visit nitrio.com for more apps for your iOS devices.

Screenshots

Calculator ×4 screens
Batch Image Resize4 screens

Verdict

The call

The clearest difference is review sentiment: Calculator × at 73% against Batch Image Resize's 20%. Calculator × also leads on price (Free vs $3.99) and update cadence (every 2 months vs every 19 months). Batch Image Resize's advantage is in-app purchases (none vs 4) and ads (none vs shown). On device support 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

Calculator × is free to download; Batch Image Resize costs $3.99 up front. Calculator × sells 4 in-app purchases, starting at $4.99 per year. Batch Image Resize asks for nothing beyond the download.

UpkeepUpdate frequency

Calculator × ships an update every 2 months, Batch Image Resize every 19 months. Both last shipped on October 24, 2026.

Scorecard7 real differences · 3 level
Calculator × versus Batch Image Resize: the parameters behind the verdict, then further details
ParameterCalculator ×Batch Image Resize
PriceFree — better$3.99
Rating4.5 (143 ratings) — better—
Positive reviews73.3% of reviews — better20.0% of reviews
Number of ratings143 — better—
Update frequencyEvery 2 months — betterEvery 19 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013 — better
Further details — not scored
Size17 MB2 MB
Age rating4+4+
DeveloperDOUBLE U s.r.o.Heng Jia Liang

Customer experience

Calculator ×

All ratings143 ratings
Positive89.5%
Neutral4.2%
Negative6.3%
Written reviews15 reviews
Positive73.3%
Neutral6.7%
Negative20.0%

Batch Image Resize

Written reviews5 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

In-app purchases

4 purchases

Calculator ×

Subscriptions1
  • Premium Yearly$4.991 Year
One-time3
  • Remove ads$4.99
  • Remove ads$7.99
  • Remove ads$11.99
None

Batch Image Resize

No in-app purchases

Questions

Is Calculator × free?
Calculator × is free to download, with in-app purchases available.
Is Batch Image Resize free?
Batch Image Resize costs $3.99, with no in-app purchases.
Do Calculator × or Batch Image Resize have ads?
Calculator × shows ads; Batch Image Resize does not.
Which is updated more often, Calculator × or Batch Image Resize?
Calculator × ships an update every 2 months, and Batch Image Resize every 19 months. Most recently, Calculator × was updated on October 24, 2026 and Batch Image Resize on October 24, 2026.

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