Nabla Mind Product Family
Nabla Mind provides versatile tools for you to download online videos and record your computer screen and audio.

SurFast Video Downloader
Safe and quick video downloader for PC and Mac that helps to download videos from any website.

SurFlex Screen Recorder
Flexible screen recorder for Windows and Mac that enables you to capture video and audio without missing anything.
Why Choose Nabla Mind
We are devoted to providing the best utilities and services for you. Here we promise you will have a secure and smooth experience on our website.

100% Secure
Your purchase is via 256-bit SSL and your privacy is under full protection.

30 Days Money Back Guarantee
You can apply for a refund at any time in 30 days (7 days for a monthly subscription) after your purchase.

Free Technical Support
You can contact our support team whenever you need to.
Latest Tips
There are the popular tips showing you how to download, save, and convert video/audio files using the most convenient methods.
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How to Record Audio from YouTube with Audacity
You will know the steps to record YouTube audio with Audacity on your computer. Check the detail and capture audio from YouTube with ease.
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Detailed Guide to Record Streaming Audio with Audacity
If you are going to record audio from the internet, read this guide and you will know how to record streaming audio with Audacity easily.
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3 Easy Ways to Convert YouTube to MKV
Check the proven ways to convert YouTube to MKV and then use any of them to download YouTube videos in the MKV format with ease.
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YouTube to FLV: Convert YouTube to FLV in 3 Ways
You will know how to convert YouTube to FLV to download YouTube videos on your computer with tested and worked solutions.
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How to Record System Audio and Microphone at the Same Time
You will know how to record system audio on microphone at the same time on your Windows 10 computer or Android in different ways.
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How to Record Microphone and Speakers with Audacity: Detailed
You will know how to record microphone and speakers with Audacity on your PC or laptop after reading this step-by-step guide.

What’s New in Nabla Mind
Newly Released: SurFlex Screen Recorder
- Record screen on Windows & Mac with or without audio
- Record a screen, any selected portion, an app…
- Save recordings in various video & audio formats