Unit Converter vs ScanPDF+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Unit Converter
This tool provides fast and accurate conversions across 14 common physical unit categories. It supports metric, imperial, and traditional Chinese units, with customizable display styles for personalized use. Ideal for everyday and professional conversion needs.
- 14 unit categories
- Metric, imperial, and Chinese units
- Customizable display styles
- Accurate conversions
- Supports length, area, volume, mass, temperature, and more
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Unit Converter is a powerful tool for fast and accurate conversions between various units. It handles both everyday and professional units with ease. Using advanced algorithms, it ensures precise results and offers customizable display styles to suit user needs. *** Features *** ► Supports Multiple Unit Categories Unit Converter covers 14 commonly used physical unit categories and supports multiple unit systems, including metric, imperial, and Chinese traditional units, catering to conversion needs in various scenarios. Supported categories include: * Length (e.g., meters, feet, inches) * Area (e.g., square meters, square feet, mu) * Volume (e.g., liters, gallons, cubic meters) * Mass (e.g., kilograms, pounds, ounces) * Temperature (e.g., Celsius, Fahrenheit, Kelvin) * Pressure (e.g., pascals, atmospheres, millimeters of mercury) * Power (e.g., watts, horsepower, kilowatts) * Energy (e.g., joules, calories, kilowatt-hours) * Density (e.g., kilograms per cubic meter, pounds per cubic foot) * Force (e.g., newtons, pound-force) * Time (e.g., seconds, minutes, hours) * Speed (e.g., meters per second, kilometers per hour, miles per hour) * Data Storage (e.g., bytes, kilobytes, megabytes) * Angle (e.g., degrees, radians, gradians) ► Customizable Unit Display Styles To meet users' personalized needs, Unit Converter offers three different unit display styles, allowing users to freely choose based on their preferences: * Full Display (e.g., meters/second (m/s)) * Simplified Display (e.g., meters/second) * Symbol Display (e.g., m/s) ► Contact Us * Email: ceo@noadit.com
ScanPDF+
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ScanPDF+ is a professional document scanning and PDF management tool that transforms your iPhone into a portable scanner. Why Choose ScanPDF+? 1. Professional Scanning Quality Powered by advanced iOS VisionKit technology with automatic edge detection and intelligent cropping for crystal-clear results. 2. Complete PDF Toolkit More than just scanning - full PDF creation, editing, encryption, and compression capabilities to meet all document processing needs. 3. Privacy First All document processing is done locally on your device. No cloud uploads, ensuring your sensitive information stays secure. 4. Minimalist Design Clean, intuitive interface with clear workflows. No learning curve required. 5. Continuous Updates We're committed to constant improvement with regular updates for a better user experience. Supported Languages: Simplified Chinese, Traditional Chinese, English, Spanish, French, German, Portuguese, Japanese, Korean, Arabic, Italian, Russian Download ScanPDF+ now and experience professional-grade document scanning! For questions or suggestions, please contact us through the in-app feedback feature.
Screenshots
Verdict
The clearest difference is ads: ScanPDF+ at none against Unit Converter's shown. ScanPDF+ also leads on update cadence (every 9 days vs every 5 weeks) and iOS requirement (13.0 vs 17.0). On price, in-app purchases and 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Unit Converter ships an update every 5 weeks, ScanPDF+ every 9 days. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.
| Parameter | Unit Converter | ScanPDF+ |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 5 weeks | Every 9 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Noadit, Inc. | Hainan Yidaosan Technology Co., Ltd. |
In-app purchases
Unit Converter
No in-app purchases
ScanPDF+
No in-app purchases
Questions
Is Unit Converter free?
Is ScanPDF+ free?
Do Unit Converter or ScanPDF+ have ads?
Which is updated more often, Unit Converter or ScanPDF+?
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