NerdCalci vs OSS-Dict
Side-by-side comparison of two open source alternatives
NerdCalci
NerdCalci is a powerful calculator designed for nerds and power users who need more than basic arithmetic. Features: - Offline - Works without internet - Variable support - Define variables and reuse them in calculations - Percentage calculations - Natural syntax like "20% of 50000" or "15% off 1000" - Unit conversions - Natural syntax like "10 m in feet" or "100 kmph to mph" - Calendar-aware date and time engine with timezone support - Custom functions - Define your own functions with multi-statement support and scope isolation - Dynamic variables - Quickly compute block sums (`total`) and averages (`avg`) - Syntax highlighting - Color-coded numbers, variables, operators, and comments - Smart error diagnostics - See human-friendly explanation of math or syntax errors - Auto-completion - Smart suggestions for variable names - Comments - Document your calculations with # comments - Multiple files - Organize calculations in separate files with auto-save - Tags - Organize files with custom tags - Pin files - Keep frequently used files at the top - Search - Search your files easily by name or tag - Duplicate files - Create a copy of a file with a new name - Undo/Redo - Up to 30 steps per file - Backups - Automatically or manually backup your files to app storage or a custom folder - Restore from backups - Restore your files from backups - Copy with results - Copy calculations with their results - Export - Share your calculations as a PNG image or a multi-page PDF - Dark/light theme - System, dark, or light mode support - Line numbers - Easy reference and navigation Perfect for: - Quick calculations with reusable values - Budget planning and financial calculations - Unit conversions and formulas - Educational purposes and learning - Any scenario where you need to document and reuse calculation values NerdCalci combines the simplicity of a calculator with the power of a text editor. As a capable alternative to text-based calculators like Numi, Calca, and Soulver, it is ideal for developers, students, accountants, and anyone who frequently works with numbers.
OSS-Dict
OSS‑Dict is a fast, privacy-friendly offline dictionary reader — a modern fork of Aard 2 with Material design and enhanced features for comfortable reading and lookup. Highlights * Blazing fast searches: punctuation, diacritics and case insensitive — find entries instantly. * Bookmarks & history: save and revisit important articles quickly. * Dictionary management: import, enable/disable and organize multiple dictionary files. * Customizable article appearance: add your own CSS to change fonts, colors and layout. * Beautiful math rendering: scalable, styleable formulas that look great on any screen. * Random article for discovery, volume-button navigation, and fullscreen reading mode. * Clipboard auto-paste and easy external link sharing for fast lookups from other apps. Why OSS‑Dict? OSS‑Dict is designed to work entirely offline — your dictionaries stay on your device for fast lookups and better privacy. It’s lightweight, configurable, and ideal for travelers, students, and anyone who needs reliable dictionary access without an internet connection. Network access The app requests the INTERNET permission for internal use by the built-in renderer and to open external links. This permission is not required for core dictionary lookups — the app functions offline with local dictionary files. Open source OSS‑Dict is open source and available on GitHub. Contributions, bug reports and feature requests are welcome. Get started Install or import your offline dictionaries, customize the look with CSS if you like, and start searching — fast and offline.
| Feature | NerdCalci | OSS-Dict |
|---|---|---|
| License | GPL-3.0-or-later | GPL-3.0-only |
| Install sources | F-DroidGitHubIzzyOnDroid | F-DroidGitHubIzzyOnDroid |
| Categories | CalculatorOfficeNotesProductivity | OfficeNotesProductivityTranslator |
| Features | Ad-FreeOpen SourceNo Tracking | Ad-FreeOpen SourceNo Tracking |
| Platforms | Android | Android |
| Website | ||
| Source code |