Toolkits — Curated Tool Bundles
Hand-picked tool sets for specific classes, exams, and tasks. All free, no sign-up, everything runs in your browser.
AP Chemistry Toolkit
Periodic table, sci calculator, unit converter — everything for chem class.
6 tools
AP Calculus Toolkit
Graph functions, check work, and typeset clean solutions.
5 tools
AP Physics Toolkit
SI conversions, trig-heavy math, and kinematics plots in one place.
6 tools
AP Statistics Toolkit
Descriptive stats, regression, and probability sims for stats class.
6 tools
Research Paper Toolkit
Citations, bibliography cleanup, and LaTeX — the writing-up survival kit.
7 tools
PDF Conversion Kit
Word, Excel, PowerPoint, images, Markdown ↔ PDF, all in your browser.
11 tools
YouTube Creator Kit
Everything between filming and uploading: trim, compress, thumbnail, subtitles, GIF.
8 tools
Salary & Tax Kit (Korea)
From offer to retirement: take-home pay, income tax, severance, savings.
8 tools
Job Application Kit
Final checks before you hit submit: counts, spelling, photo specs, PDFs.
7 tools
API Debugging Kit
The tabs every backend dev keeps open: JSON, JWT, regex, cron.
9 tools
Photo Cleanup Kit
Tidy your camera roll: compress, resize, HEIC→JPG, strip location data.
8 tools
Housing & Moving Kit (Korea)
House-hunting math: pyeong↔m², jeonse↔monthly, acquisition tax, mortgage.
5 tools