Essential Kit V3 - IAP, Leaderboards, Cloud Save, Notifications, Gallery & More | Integration | Unity Assets

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Essential Kit V3 is a modular plugin for Unity developers targeting mobile platforms who want to integrate native features for iOS(iPhone, iPad, iPod Touch), tvOS, and Android without juggling multiple SDKs or writing platform-specific code.

Whether you're launching a casual game or scaling a live service title, Essential Kit simplifies adding in-app purchases, cloud save, leaderboards, achievements, push notifications, local notifications, deep linking, address book access, app shortcuts, app update prompts, rating, background task execution, media capture and sharing, native UI dialogs, real-time network monitoring, and in-app web views—all through a unified, mobile-optimized API for Unity.

| Earlier known as Cross-Platform Native Plugins: Essential Kit

✅ Future Ready

• Supports latest OS versions — works with iOS 18 and Android API Level 35
• Minimum Deployment — compatible with devices running iOS 15+ and Android 5.0 (API Level 21) and above

🌟 450+ five-star reviews

Used by 25,000+ developers worldwide

🎉 New Features 🎉

• App Shortcuts – Add shortcuts for app icons dynamically
• Task Services – Run tasks in the background seamlessly
• Support tvOS (Beta)

🎉 Upcoming

• On popular demand, we started working for Android PC Support

🎁 Bonus for Customers!

We Open Sourced Ads Kit - This helps in integrating Ads in your games easily! (No code required!)

📌 Important Links

Unity Forum Thread

Tutorials

API Reference

Support

Roadmap

Upgrade Guide

✨ Highlights

✔ Unified API Design – Write one codebase for all platforms!

✔ Easy Installation – Set up in minutes

✔ No Native Knowledge Required – We handle the complexity

✔ Editor Simulation – Test most features without a device

✔ Auto Manifest Generation – No need to manually modify for Android/iOS settings

✔ Selective Features – Include only what you need to keep builds lightweight

✔ Complete ASMDEF Support – Improved project organization

✔ Full Source Code Included – Transparency and flexibility

✔ Detailed Tutorials – Step-by-step guides for setup

✔ Works with Unity Cloud Build & Batch Mode

✔ Actively Supported Since 2015 🚀

Use this Savings Calcualtor to know how much you save by choosing Essential Kit

🔥 Features

📒 Address Book – Access User Contacts

• Fetch contacts from the user's address book
• Apply constraints (e.g., must include email, phone number)
• Supports pagination for large contact lists

📌 App Shortcuts – Quick Access from App Icon

• Dynamically add/remove shortcuts for app icons
• Customize shortcuts with icons & actions

📢 App Updater – Keep Users on the Latest Version

• Detect if an update is available for the app
• Prompt users to update optionally or forcefully

🛒 Billing Services (IAP) – Secure In-App Purchases

• Fetch product details from stores
• Supports Consumable & Non-Consumable items
• Handles Subscriptions & Multi-Tier Offers
• Restore purchases
• Uses StoreKit v2 (for iOS) and Billing Client 7.1.1 (for Android)

☁️ Cloud Services – Sync Data Seamlessly

• Sync game data across devices for free
• Auto-syncs with iCloud (for iOS) & Saved Games (for Android)
• Supports multiple data types (long, string, byte array, etc.)

🔗 Deep Link Services – Smart Linking to Content

• Supports Universal Links (for iOS) & App Links (for Android)
• Works with custom URL schemes
• Retrieve deep link data easily

🏆 Game Services – Competitive Features for Players

• Authentication (Game Center for iOS, Google Play Services for Android)
• Leaderboards – Submit and display scores
• Achievements – Track and reward player progress
• Custom UI Support for Leaderboards & Achievements
• Attach Tags to leaderboard scores for better context tracking

📷 Media Services – Handle Images & Videos

• Select, Capture, Save media content
• Works with multiple file formats
• No additional permissions required where applicable

🖥️ Native UI – Platform-Specific Dialogs & Pickers

• Native alert dialogs with text fields & buttons
• Date & Time Pickers

🌐 Network Services – Detect Connectivity

• Check online status at runtime
• Event-based updates when network status changes

🔔 Notification Services – Keep Users Engaged

• Local & Push Notifications
• Supports time-based & calendar-based triggers
• Custom payload keys for advanced use cases
• Repeat Scheduling and Persistence after reboot

⭐ Rate My App – Encourage Store Ratings

• Auto-prompt users based on pre-set conditions
• Native store rating dialogs
• Optional pre-confirmation dialog

📤 Sharing – Seamless Content Sharing

• Generic share sheet
• Share via Messages, Email, Facebook, WhatsApp, Twitter
• Supports multiple attachments

⏳ Task Services – Run Tasks in Background Efficiently

• Keep tasks running even when the app is backgrounded
• Auto-handles background processing quota expiration

🛠️ Utilities – Essential Tools

• Open application settings
• Open app store page

🌍 Web View – Integrated In-App Browser

• Load local & remote webpages
• Supports custom dimensions
• Evaluate JavaScript inside WebView
• Receive messages from web pages
• Access native file dialogs & camera from WebView

🎯 Includes Ads Support (can have mediation) from Ads Kit

📌 Notes

• Add "com.unity.nuget.newtonsoft-json": "2.0.0" (or higher) to Packages/manifest.json
• For tvOS platform support, features like Address Book, App Shortcuts, Media Library, Web View, Date Picker and Sharing are not supported as these are natively not supported or allowed by the platform. But rest of the features are supported and unsupported features has null implementations ready.

📈 Upgrade Strategy

We regularly update the plugin to stay compliant with evolving platform guidelines, OS changes, and industry standards. A minimal upgrade fee is applied for each major version.

🔍 More info

💡 Why Choose Us?

✅ Custom-Coded & Privacy-First – No third-party dependencies

✅ Fastest Native API Updates – Always the first to adopt latest changes

✅ Automated Setup – Manifest generation, dependencies, and post-processing

✅ Future-Proof – Open-sourcing major components to avoid vendor lock-in

📦 Third-Party Compatibility

• Works seamlessly with Anti-Cheat Toolkit

Questions? Contact our support team

🎮 Other Plugins You Might Like

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📊 Reporting Kit – Performance Analytics & Debugging

📢 Story Kit – Share to Instagram Stories

🚀 Ads Kit (Open Source) – Cross-Platform Ads Management

🔐 Permissions Kit (Open Source) - Cross-Platform permissions handling

Essential Kit – The Ultimate Mobile Starter Kit for Game Developers!

Disclaimer: iOS is a trademark of Apple Inc., registered in the U.S. and other countries. Android is a trademark of Google LLC. Unity is a trademark or registered trademark of Unity Technologies or its affiliates in the U.S. and elsewhere. This product is not affiliated with or endorsed by Apple, Google, or Unity.

Key Features

Use this Savings Calcualtor to know how much you save by choosing Essential Kit

Essential Kit is a modular plugin for Unity developers targeting mobile platforms who want to save time and ship faster. With ready-to-use features for iOS, tvOS and Android, it helps you handle native system tasks like in-app purchases, cloud saves, deep links, notifications, and more—all without writing native code.

🔧 Features and Game-Centric Use Cases

📇 Address Book Access

Feature Summary: Fetch device contacts using filters with support for pagination.

• Invite-a-friend features using player contact lists
• Send rewards when friends install the game
• Matchmaking or co-op party suggestions from contact book
• Create guilds or teams from real-world friends
• Share referral codes through known contacts

⚡ Creating Dynamic App Shortcuts

Feature Summary: Add or remove custom app icon shortcuts that deep link into specific app content.

• Shortcut to “Daily Rewards” or time-limited challenges
• Instant launch into multiplayer mode or last level
• Quick open for character customization or guild chat
• One-tap entry into co-op events or clan war
• Feature newly unlocked mode directly from home screen

🔄 App Updater Integration

Feature Summary: Detect if a newer version of the app is available and prompt players (optional or forced).

• Enforce version upgrade before online play
• Prompt update after login during major patches
• Soft update for minor UI improvements
• Support content version compatibility for multiplayer
• Announce and enforce seasonal updates or new maps

💰 In-App Purchases (Billing Services / IAP)

Feature Summary: Uses StoreKit 2 (for iOS) and Google Billing Client 7.x (for Android). Supports consumables, non-consumables, subscriptions with multiple offers.

• Selling skins, coins, or ad-free upgrades
• Battle pass or season ticket subscriptions
• Restore purchases after reinstall
• Time-limited offers during events
• One-time purchase for special characters

☁️ Cloud Save for Unity Mobile Games

Feature Summary: Cross-device player data sync using iCloud (for iOS) and Google Play Saved Games (for Android).

• Sync progress across devices
• Cloud backup for offline/online games
• Allow iPhone users to switch to iPad
• Resume levels across reinstalls
• Support shared progress in family account scenarios

🔗 Deep Link Handling in Unity

Feature Summary: Support Universal Links and App Links with payload delivery.

• Invite links to a specific level or match
• Launch into in-game promotions or reward flows
• Enable streamers to share join links
• Referral codes encoded in deep links
• Return players to last session with context

🏆 Game Center & Google Play Game Services Integration

Feature Summary: Full support for leaderboards, achievements, and player login.

• Show global leaderboards with score filters
• Progress-based achievements to reward milestones
• Weekly reset leaderboards for retention
• Friends-only scores for casual competition
• Reward unlocks tied to achievements

🎥 Unity Media Picker & Capture Integration

Feature Summary: Select or capture media (images, videos) for gameplay, avatars, or sharing.

• Avatar creation using player camera
• Screenshot sharing of in-game achievements
• Photo-based puzzle or AR game mechanics
• Record short clips for social bragging
• Use photos as level textures or objects

🗓️ Native UI Dialogs and Pickers in Unity

Feature Summary: Use platform-native alerts, confirmations, and pickers (date/time).

• Choose time for battle match scheduling
• Pick a farming cycle (plant/harvest dates)
• Alert players for irreversible choices
• Confirm restart of tough levels
• Plan weekly events with calendar picker

🌐 Network Connectivity Monitor

Feature Summary: Monitor real-time online status with event callbacks.

• Auto-pause online matches on disconnect
• Save offline and sync when online returns
• Delay IAP flow until stable connection
• Notify users about server reconnection
• Warn during multiplayer lobbies

🔔 Push & Local Notifications

Feature Summary: Schedule notifications with calendar/time triggers, repeat, and reboot persistence.

• Daily login reminder at 9AM
• Notify when energy refills
• Remind of upcoming boss fight
• Push promo offers near expiration
• Alert for ranked match open window

⭐ App Rating Prompt

Feature Summary: Native rating dialog, optional pre-check logic (e.g., after positive event).

• After completing a hard level
• After a streak of wins
• After purchase or reward unlock
• Periodic prompt after active sessions
• Trigger based on happy in-game behavior

📤 Social Sharing Support

Feature Summary: Native OS share sheet with support for media, text, and custom messages.

• Share win screen or high score
• Post screenshots to Instagram or Twitter
• Share custom character or level build
• Send in-game messages via WhatsApp
• Promote co-op sessions via chat

🔄 Background Task Execution

Feature Summary: Execute important background tasks even when the game is minimized or the device is locked. Supports time-limited operations to keep your game state up-to-date without requiring the app to be active.

• Synchronize player progress with backend
• Persist crafting/building timers in real-time even when the player switches apps.
• Upload player session data (kills, score, XP) in battle royale games when the app is backgrounded during match exit.
• Queue asset preloading or downloads (e.g., upcoming event content) while the game is backgrounded.
• Perform final save encryption or checkpoint sync before app sent to background.

⚙️ Utilities – Settings & Store Links

Feature Summary: Quickly open app settings or direct users to your store page.

• Open app permissions for camera/mic
• Take users to update/download page
• Link to companion app or spin-off game

🌍 Web View Integration

Feature Summary: Load local or remote webpages inside your game with messaging and JS support.

• Show patch notes or event calendars
• Link to player profile on community hub
• Host user-generated levels in HTML
• Run surveys or feedback forms
• Display marketplace listings or DLC

Note

tvOS doesn't support features like Address Book, App Shortcuts, Media Library, Web View, Date Picker and Sharing - As these are natively not supported or allowed by tvOS. But rest of the features are supported and unsupported features has null implementations ready.

💡 Why Mobile Devs Love It

• No need to write native code for iOS/Android/tvOS
• Works with Unity 2019.4+ and IL2CPP
• Lightweight and modular—include only what you need
• Saves weeks of dev time on native integration