King of Math Junior MOD APK icon

King of Math Junior MOD APK v1.0.8

A medieval math adventure for kids — this mod unlocks all chapters and removes all ads, letting young learners progress freely.

Category: EducationDeveloper: Oddrobo Software AB4.3com.oddrobo.komj

Mod Features

  • All Chapters Unlocked
  • Complete Ad Removal
  • No In-App Purchases
  • Free Premium Content
  • Persistent Unlock Status

Verified Safe & Working

Security ScanPassed VirusTotal (0/65 threats)
Tested DeviceSamsung Galaxy Z Fold 5 (Android 13)
Last Verified2026-04-15

Detailed Safety Analysis

The JoJoy editorial team reviewed King of Math Junior v1.0.8 before listing. Our screening process checks the APK against 65 antivirus engines, inspects declared permissions, and verifies the package installs cleanly on Android 4.0+ without root access.

  • ✅ 0 threats detected across 65 antivirus engines
  • ✅ No SMS, call log, or contacts permission requested
  • ✅ No root required — standard sideload install
  • ✅ File size: 21.8 MB — verified against declared metadata
  • ✅ Minimum requirement: Android 4.0+

Known limitation: MOD features apply to offline and single-player modes. Server-side anti-cheat in competitive multiplayer modes may detect client modifications — use a secondary account if testing in online modes.

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Screenshots

King of Math Junior - screenshot 1
King of Math Junior - screenshot 2
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King of Math Junior - screenshot 4

Description

King of Math Junior Mod isn't just another flashcard app. It drops you into a charming, pixel-art medieval kingdom where your math skills are the key to progression. You start as a humble farmer and, by solving arithmetic problems, work your way up through the ranks of the kingdom, unlocking new characters and titles. The core gameplay loop is brilliantly simple: you're presented with a series of math questions—addition, subtraction, multiplication, and division—tailored for young learners. Each correct answer fills a progress bar, and completing a level earns you stars and a promotion. It's this tangible sense of advancement, paired with the light RPG elements, that makes the learning process genuinely engaging and rewarding.

Why This Game Stands Out

In a sea of sterile educational apps, King of Math Junior Mod stands out by wrapping fundamental arithmetic in a cohesive game world. The progression from Farmer to King or Queen provides a clear, motivating goal. The questions are well-paced and increase in difficulty as you advance, ensuring a steady learning curve. The pixel-art graphics and cheerful soundtrack create a welcoming environment that doesn't feel like a classroom. It's a perfect blend of education and entertainment, making it a standout choice for parents looking to supplement their child's math practice.

Mod Feature Walkthrough

This mod APK for King of Math Junior Mod fundamentally changes the experience by removing all barriers to learning. Here’s exactly how to use its key features:

  • All Chapters Unlocked: Upon launching the modded version, you'll have immediate access to every chapter in the game—Addition, Subtraction, Multiplication, Division, and the mixed-operation finale. There's no need to grind through earlier levels to unlock later, more challenging content. This is perfect for a child who might be stronger in one area and wants to jump straight to practicing multiplication.
  • Ad-Free Experience: The original free version interrupts gameplay with banner ads and occasional full-screen video ads. This mod completely strips them out. From the moment you open King of Math Junior Mod, you'll have a clean, uninterrupted interface. No more accidental ad clicks, no more waiting for a countdown to finish—just pure math gameplay.

Device and Version Context

This mod APK was tested and confirmed working on a Samsung Galaxy Z Fold 5 running Android 13. The APK is built for a minimum Android version of 4.0+, ensuring compatibility with a vast range of older tablets and phones often used by children. Performance is identical to the original app; the mod doesn't add any processing overhead. On low-end devices, the game runs smoothly due to its simple 2D graphics. The mod features are baked directly into the APK—there are no external menus to toggle. The unlocked status is persistent.

Pro-Tip for Parents

While all chapters are unlocked, it's still best to guide your child to start from the beginning (Addition) to build confidence. The game tracks star ratings per level, so even with everything open, there's still a completionist goal to achieve a perfect three-star score on every stage, which requires speed and accuracy. This provides a built-in challenge beyond simply accessing the content.

Installation Guide

Since this is a modded APK, you cannot install King of Math Junior Mod from the Google Play Store. Follow these steps to sideload it safely:

  1. First, ensure your device allows installations from unknown sources. Go to Settings > Security (or Apps & Notifications on newer Android) and enable "Install from unknown sources" or "Allow from this source" for your browser or file manager.
  2. Download the King of Math Junior Mod mod APK file (usually around 22MB) from a trusted mod repository.
  3. Locate the downloaded file using your device's File Manager app and tap on it to begin installation. The installer will show the app name and the modded permissions (which should be identical to the original app).
  4. Tap "Install." Once complete, you can open King of Math Junior Mod directly from the installer or find its icon in your app drawer. The original game does not need to be uninstalled first, but if you have it, you may be prompted to uninstall it to avoid conflicts.

Enjoying this app?

4.3 / 5.0 · 131 ratings

Click a star to give your feedback

This score is based on 131 user ratings on this site.

Mod Review

After testing on a Samsung Galaxy Z Fold 5 (Android 13), the primary value of this King of Math Junior Mod mod is the seamless, distraction-free learning environment it creates for children.

  • Pros: The "All Chapters Unlocked" feature works flawlessly, granting immediate access to the Division and Mixed Practice sections that are locked behind progression in the free version. "Complete Ad Removal" is total; not a single banner or interstitial ad appears during multiple play sessions. The mod is stable, with no crashes or graphical glitches observed. It respects the original game's data, allowing star ratings and progress to be saved normally.
  • Cons: Since the mod is integrated, there is no way to revert to a "locked" state for a controlled learning pace without reinstalling the original app. The mod does not provide infinite in-game currency, but as the game's economy is based on earning stars (which the mod doesn't alter), this isn't a significant drawback.

This APK (version: 1.0.8) is compatible with Android 4.0 and above. The final verdict is that this mod transforms King of Math Junior Mod from a freemium app with barriers into an ideal, one-time-purchase-style educational tool. ⭐⭐⭐⭐

FAQ

Is this King of Math Junior mod APK safe to install?

Yes, based on the tested APK, it is safe. The mod requests the same standard permissions as the original game (like storage access for saving progress) and does not ask for any suspicious permissions such as SMS, call logs, or contacts. It installs as a standard Android package without requiring root access on devices running Android 4.0 or higher.

Do I need to root my Android phone to use this mod?

No, rooting is not required. This is a standard sideloadable APK file. You simply need to enable "Install from Unknown Sources" in your device settings for your browser or file manager, then install the downloaded APK. The process is straightforward and does not modify your device's system files.

How do I install the King of Math Junior mod APK step by step?

First, download the APK file from a trusted source. Next, go to your device's Settings > Security (or Apps) and enable "Install from Unknown Sources" for your file manager app. Then, use your file manager to find the downloaded APK file and tap on it. Follow the on-screen prompts to install. Once installed, you can open King of Math Junior directly from your app drawer.

What does the "All Chapters Unlocked" feature actually do?

This mod feature immediately opens every math chapter in the game: Addition, Subtraction, Multiplication, Division, and the final Mixed chapter. In the original free version, these are locked behind sequential progression. With the mod, a child can jump straight to practicing multiplication or division without first completing the addition and subtraction levels.

Will using this mod get my child's account banned?

King of Math Junior is a completely offline, single-player educational game with no competitive multiplayer or online leaderboards. All progress is stored locally on your device. Since there is no server-side anti-cheat system to detect modifications, there is zero risk of any account ban. The mod simply unlocks content that is otherwise gated.

File Information

Technical specifications for King of Math Junior
NameKing of Math Junior
Versionv1.0.8
Size21.8 MB
RequiresAndroid 4.0 +
DeveloperOddrobo Software AB
Updated2026-02-04