JavaScript SQL for iPhone

What the app does

JavaScript SQL is an iPhone app that serves as a compact coding reference for both JavaScript and SQL. It bundles a wide range of code snippets and step-by-step examples that suit newcomers and experienced programmers alike, with explanations focused on clarity and practical use.

Standout capabilities

• Full offline availability so you can consult examples without an internet connection.
• Fast, built-in search to locate recipes and sample code within seconds.
• Hands-on code samples designed to demonstrate real-world solutions and common patterns.

Sample problems and code recipes

• Techniques for merging and manipulating arrays in JavaScript, including common pitfalls and performance tips.
• Methods for extracting substrings and handling string operations across different scenarios.
• Complex SQL examples covering table joins, unions and multi-step sorting for data analysis.

Pricing and platform access

The app follows a one-time purchase model that unlocks use on both iPhone and macOS devices. Much of the material is offered free of charge, while a smaller set of advanced examples and premium workflows are available as an optional paid unlock.

A suggested alternative

Die Gebetszeiten Free — a free app listed as an alternative — may be worth trying if you prefer a no-cost option or want to compare different study tools.