Comparison

OptiPicly vs Unit Converter Pro

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

Head to head
About

OptiPicly

Features
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OptiPicly is a fast, focused image utility app for everyday file cleanup and photo editing. Use OptiPicly to resize images for upload limits, compress photos for chat and email, convert formats, or combine multiple images into a PDF. When you need quick edits, you can also crop, rotate, adjust brightness and contrast, add a text watermark, blur a sensitive region, and apply photo filters. Everything is designed for speed and clarity: - Resize images to a target file size - Compress photos with preset or custom settings - Convert between JPG, PNG, and HEIC - Create multi-page PDFs from images - Crop and rotate with simple controls - Adjust brightness, contrast, saturation, and exposure - Add text watermarks with flexible placement - Blur selected parts of an image - Apply filter presets in seconds OptiPicly keeps the workflow simple and local. Pick an image, make the change you need, and save or export the result right away.

About

Unit Converter Pro

Features
Read full description

The Ultimate Universal Unit Converter: 1200+ Units, 100+ Categories. Why settle for a basic converter when you can have the entire history and science of measurement in your pocket? Unit Converter Pro is a commercial-grade tool designed for engineers, students, designers, travelers, and curious minds. From the dawn of civilization to the frontiers of subatomic physics, we cover it all. KEY FEATURES: β–Ά 100+ DIVERSE CATEGORIES β€’ Foundational: Length, Weight, Area, Volume, Speed, Time. β€’ Professional Engineering: Pressure, Force, Torque, Thermal Conductivity, Specific Entropy, Viscosity. β€’ Tech & Design: HSL/HSV Color Spaces, Hex, RGB, Unix Timestamps, Pixel Density (PPI), Aspect Ratio, Digital Storage. β€’ Scientific Mastery: Molar Energy, Magnetic Flux, Electric Field Strength, Radiation (Sievert/Gray), Chemical Amount (Moles). β€’ Global Lifestyle: International Shoe & Clothing Sizes (US, UK, EU, JP), Bra Sizes, Jewelry Karat, Dog Years, BMI Calculator. β€’ Historical Encyclopedia: Ancient Sumerian, Egyptian, Maya, Aztec, Chinese, Japanese, Indian, Roman, Greek, Persian, and Norse units. β–Ά DESIGNED FOR ACCURACY β€’ High-Precision Math: Advanced algorithms for non-linear scales (Beaufort Wind Scale, Baking Gas Marks). β€’ Smart Formatting: Supports fractions, percentages, and complex numeric bases (Binary, Octal, Hexadecimal). β€’ Smart Input: Automatically switches between numeric and text keyboards based on the unit type. β–Ά ELITE USER EXPERIENCE β€’ Ultra-Fast Search: Find any category or unit instantly with real-time filtering. β€’ History & Bookmarks: Save your frequent conversions and access your last 50 records. β€’ Modern Material 3 UI: A beautiful, responsive interface with smooth animations and full Dark Mode support. β€’ Quick Actions: Copy to clipboard, share results, or swap units with a single tap. β–Ά GLOBAL & OFFLINE β€’ Currency Reference: Quick access to major global currency rates. β€’ 100% Offline: Core conversion logic works anywhere, anytimeβ€”no internet required. β€’ Privacy First: We don’t collect your personal data. Whether you are baking a cake, designing a mobile app, calculating thermodynamic entropy, or studying ancient Mesopotamian ruins, Unit Converter Pro provides the precision you need. Download the world's most comprehensive conversion tool today!

Screenshots

OptiPicly4 screens
Unit Converter Pro3 screens

Verdict

The call

The clearest difference is update cadence: Unit Converter Pro at every 3 days against OptiPicly's every 2 months. Unit Converter Pro also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

OptiPicly ships an update every 2 months, Unit Converter Pro every 3 days. Both last shipped on October 28, 2026.

Scorecard2 real differences Β· 4 level
OptiPicly versus Unit Converter Pro: the parameters behind the verdict, then further details
ParameterOptiPiclyUnit Converter Pro
PriceFreeFree
Update frequencyEvery 2 monthsEvery 3 days β€” better
AdsYesYes
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.013.0 β€” better
Further details β€” not scored
Size4 MB188 MB
Age rating4+4+
DeveloperLance LongZehras Ahmele

In-app purchases

None

OptiPicly

No in-app purchases

None

Unit Converter Pro

No in-app purchases

Questions

Is OptiPicly free?
OptiPicly is free to download, with no in-app purchases.
Is Unit Converter Pro free?
Unit Converter Pro is free to download, with no in-app purchases.
Do OptiPicly or Unit Converter Pro have ads?
Both OptiPicly and Unit Converter Pro show ads.
Which is updated more often, OptiPicly or Unit Converter Pro?
OptiPicly ships an update every 2 months, and Unit Converter Pro every 3 days. Most recently, OptiPicly was updated on October 28, 2026 and Unit Converter Pro on October 28, 2026.

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