# SF JavaScript Developer Prep

> Education

Canonical page: [https://chrome-stats.com/d/id6783163956](https://chrome-stats.com/d/id6783163956)

## Overview

- **ID:** `id6783163956`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** satoshi yoshida
- **Category:** Education
- **Version:** 1.0.1
- **Last updated:** 2026-07-30
- **First published:** 2026-06-25
- **Size:** 33 MB
- **Data as of:** 2026-09-26
- **Store listing:** [Apple App Store](https://apps.apple.com/qa/app/sf-javascript-developer-prep/id6783163956)
- **Privacy policy:** [https://satoshi-huit.github.io/shikaku-support/privacy.html](https://satoshi-huit.github.io/shikaku-support/privacy.html)

## Description

Prepare for the Salesforce JavaScript Developer I exam with 150 original offline practice questions and clear explanations.

Get ready for the Salesforce JavaScript Developer I exam with 150 original practice questions across 10 topic areas you can study anytime, anywhere - completely offline.

Disclaimer: This is an unofficial, independent study app. It is not affiliated with, endorsed by, or sponsored by Salesforce, Inc.. "Salesforce" is a trademark of Salesforce, Inc. All questions are original and based on publicly available information about the exam objectives.

What you get
- 150 multiple-choice questions, each with a clear explanation
- 10 topic areas mirroring the real exam domains: variables and scope, closures, prototypes, async/await, DOM, modules
- Study by topic, a shuffled Random mode, or a timed Mock Exam
- Instant feedback with the correct answer and why it is right
- Automatic review list of missed questions plus bookmarks
- 100% offline - no account, no login, no ads, and no data collection
- One-time purchase; every feature is unlocked from the start

How to use
1. Open the app - no account or login is required.
2. Choose a topic, Random, or Mock Exam from the Home screen.
3. Answer each question and tap Submit to see the correct answer and explanation.
4. Revisit missed questions and bookmarks anytime; progress is saved locally on your device.

This is a one-time paid app. All 150 questions are bundled inside the app as static content, and nothing is ever collected or uploaded.

## Rankings

- #2,337,459 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6783163956)