JianYi vs SheetSweep

JianYi is an AI-assisted flashcard app built for long-term memory. Turn course highlights, vocabulary, exam topics, and everyday notes into question-and-answer cards, then review them at a pace guided by your mastery. CORE EXPERIENCE • Create question-and-answer cards and organize knowledge with tags • Use spaced review intervals to reduce unnecessary repetition • Ask AI for explanations, examples, self-tests, and rewriting help while reviewing • Track consistency with a study calendar and understand progress through mastery insights • Sync cards and review history across iPhone, iPad, and Mac with iCloud JianYi works well for language learning, exam preparation, professional skills, and everyday knowledge management. Core card and review features require no account. AI connects to an online service only when you choose to use it. iCloud sync runs in the background and may take a little time.

SheetSweep is the only iOS app that instantly cleans and standardizes messy spreadsheet files. Built for procurement teams, finance departments, and anyone who deals with supplier data. STOP WASTING HOURS CLEANING SPREADSHEETS Every month, professionals waste 2-4 hours per supplier file fixing inconsistent dates, duplicate rows, mixed currencies, and messy formatting. SheetSweep automates this entire process in seconds. POWERFUL CLEANING FEATURES • Duplicate Detection — Find exact and fuzzy duplicates even with typos using advanced JaroWinkler matching • Date Standardization — Convert mixed date formats (MM/DD/YYYY, DD-MM-YYYY, etc.) into one consistent format • Currency Unification — Detect and standardize mixed currency symbols ($, €, £, ¥) into a single format • Extra Spaces Removal — Clean up trailing, leading, and extra whitespace • Hidden Characters — Remove invisible Unicode characters that cause data errors • Column Name Normalization — Standardize inconsistent column headers (e.g., "Price" → "Unit_Price") • Missing Value Detection — Identify empty cells that should contain data PRIVACY FIRST All processing happens locally on your device. Your data never leaves your iPhone or iPad. No cloud uploads, no servers, no data collection. Works completely offline. EASY WORKFLOW 1. Import — Select any .xlsx or .csv file 2. Scan — SheetSweep automatically detects all issues 3. Review — See every issue with suggested fixes 4. Fix — Apply all fixes with one tap 5. Export — Save clean data as XLSX or CSV SUPPLIER TEMPLATE MEMORY Save cleaning rules for repeat vendors. Next time you import from the same supplier, SheetSweep remembers your preferences and applies them automatically. FREE TO START Clean up to 3 files per month for free. Upgrade to Pro for unlimited cleaning, fuzzy duplicate detection, XLSX export, and supplier template memory. Download SheetSweep today and never waste time cleaning spreadsheets again!