Best Indexes Apps

Karakeep App

The Bookmark Everything App

Free

Effortlessly save links, notes, and images with automatic AI-powered tagging for quick retrieval. Search through all your saved content, including link contents, at blazing fast speeds. Organize your saved items into custom lists and share content from any app.

Learn SQL - Database & Queries

Joins, Indexes & Practice

Free

Master SQL and database fundamentals with interactive lessons and AI-powered support. Practice with a live database and real-time query execution. Offers a free core curriculum and advanced features via subscription.

SQL Recipes: Queries, Commands

Learn SQL on a real database

Free

Learn and reference SQL with over 200 queries and explanations, covering various SQL standards and dialects. Practice with a built-in database and edit/save your own queries. Offline access available for most features.

Blood Pressure Grapher

Check your CARDIO RISK indexes

Free

Track blood pressure, diet, and medical test results with detailed graphs and calculations. Record custom data, schedule doctor visits, and export your information. Designed for easy one-handed use and offline operation.

CBBI

Crypto Bitcoin Bull Run Index

Free

This app visualizes a crypto index designed to help users understand Bitcoin's market cycle. It averages 11 metrics to predict buying and selling opportunities, and potential altcoin seasons.

indexly

by Darren Campbell

Free

Organize your information with an A-Z index. Create multiple lists and navigate them effortlessly. This app offers a straightforward way to manage your data.

UV Index・Ultraviolet Light・UVI

Local sun tracker

Free

This app provides real-time UV index data for your current or chosen location, helping you plan outdoor activities and protect your skin. It offers current readings, hourly forecasts, and location-based customization for sun safety awareness.

BP Grapher: Simple

Check your CARDIO RISK indexes

Free

Track your blood pressure and body weight to monitor cardiovascular risks. Visualize trends on graphs, calculate key health indicators, and receive timely reminders. Export your data and access measurements easily.

BullJang -Stock,Coin,Portfolio

BullJang StockIndex Prediction

Free

This app uses machine learning and AI to predict stock index and Bitcoin price trends. It aims to provide smart, frictionless financial insights by analyzing data and learning user preferences. Please note, it does not offer investment advice.

BrowZine

Academic journals simplified

Free

Access and read scholarly journals from your institution or via Open Access. Organize your research by browsing subjects, creating a personal bookshelf, and saving articles to your preferred citation managers or cloud storage.