OptiPicly vs Unit Converter Pro
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
OptiPicly
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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.
Unit Converter Pro
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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: βΆ 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. βΆ 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. βΆ 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. βΆ GLOBAL & OFFLINE β’ Currency Reference: Quick access to major global currency rates. β’ 100% Offline: Core conversion logic works anywhere, anytimeβno internet required. β’ Privacy First: We donβt 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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OptiPicly ships an update every 2 months, Unit Converter Pro every 3 days. Both last shipped on October 28, 2026.
| Parameter | OptiPicly | Unit Converter Pro |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 3 days β better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 13.0 β better |
| Further details β not scored | ||
| Size | 4 MB | 188 MB |
| Age rating | 4+ | 4+ |
| Developer | Lance Long | Zehras Ahmele |
In-app purchases
OptiPicly
No in-app purchases
Unit Converter Pro
No in-app purchases








