Onii Ramdisk is a free and open-source iCloud bypass tool that uses the Checkm8 exploit to help iPhone users regain access to their devices. Unlike paid tools that lock their code and charge users, Onii Ramdisk keeps everything transparent by offering an open, unencrypted source.
Here, I have shared direct download links for the flash tool and provided step-by-step instructions for downloading, installing, and removing FRP.
Table of Contents
What is Onii Ramdisk?
Onii Ramdisk is a free and open-source alternative to iBoy Ramdisk, allowing users to bypass iCloud activation locks on iPhones and iPads. Unlike paid tools that hide their processes, Onii Ramdisk provides full visibility into how it works.
Key Features
- Free & Open-Source – No hidden fees, full transparency.
- Supports A10–A11 Devices – Works on iPhone 6s to iPhone X.
- Checkm8-Based Exploit – Uses a permanent BootROM vulnerability for bypassing.
- Fast & Efficient – Quickly skips Apple authentication and unlocks your device.
What is Checkm8 Exploit
Checkm8 is a BootROM exploit discovered in 2019 that affects Apple devices with A5 to A11 chipsets. Since BootROM is stored in read-only memory (ROM), Apple cannot patch it through software updates, making Checkm8 a permanent and reliable method for iCloud bypassing.
Why Choose Onii Ramdisk Over Paid Tools?
| Feature | Onii Ramdisk | Paid Tools |
|---|---|---|
| Price | Free | $30–$100+ |
| Open Source | ✅ Yes | ❌ No |
| Checkm8-Based | ✅ Yes | ✅ Yes |
| Security | Transparent | Encrypted/Proprietary |
| Device Support | A10–A11 | A5–A16 (Varies) |
Unlike many paid tools that profit from free exploits, Onii Ramdisk offers a completely transparent, cost-free solution for iCloud bypassing.
Download Onii Ramdisk For Windows
Below are the download links for all versions of the Flash Tool for Windows (32-bit and 64-bit). We recommend downloading the latest version for important bug fixes and security updates.
File Name: Onii_Ramdisk.zip
File Size: 49.6 MB
Developer: –
Uploaded by: A2GSM
Password: –
| VERSION | DOWNLOAD LINK |
|---|---|
| Onii_Ramdisk.zip | Mega |
How to Use Onii Ramdisk
- First, download and install the USB driver on your computer.
- Download and install the tool on your computer.
- Launch Onii Ramdisk on computer.
- Put your device in DFU Mode (follow on-screen instructions).
- Run the exploit script included in the Onii Ramdisk package.
- Wait for the process to complete and check for errors.
- Restart your device and verify that iCloud Lock is bypassed successfully.
Readme Once
[*] Take a Backup: Flashing and unlocking will erase all data on your device. We strongly recommend creating a full backup of your data before proceeding.
[*]Use at your own risk: Using third-party tools may void your device’s warranty. Proceed with caution and understand the risks involved.
[*] Credit: Thanks to the respected developers for creating these tools and sharing them online for free with all users.
[*] USB Driver: If you wish, you can download the latest version of USB Drivers from the USB Drivers (Android+iOS) page.
[*] Firmware: If you wish, you can download the official firmware stock Roms from A2GSM or GSMMAFIAS page.
[*] Links: We do not host any downloadable files on our server. We only share third-party links hosted on external file-sharing websites.
