Software Alternatives, Accelerators & Startups

Side Space VS Mega

Compare Side Space VS Mega and see what are their differences

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Side Space logo Side Space

The World's First Al Assistant for Your Tabs

Mega logo Mega

Secure File Storage and collaboration
  • Side Space
    Image date //
    2025-11-17
  • Side Space
    Image date //
    2025-05-13

An Al-powered vertical tabs manager in your side panel.

An alternative to Arcโ€™s Sidebar and Edgeโ€™s Vertical Tabs โ€” now upgraded with a built-in AI assistant.

Side Space gives you complete control over your browsing experience with powerful vertical tab management and Side Copilot, an AI that helps you research, organize, and automate your workflow directly from the side panel.

๐Ÿš€ How do vertical tabs work?

When vertical tabs are enabled, your open tabs are moved from the top of the browser window to the left side panel. This layout stacks tabs vertically instead of horizontally, giving you more space, better visibility, and easier navigationโ€”especially when working with many tabs.

โœจ Features

  • โšก๏ธ Vertical Tabs Panel โ€” Manage tabs and tab groups efficiently in a clean, space-saving sidebar.
  • ๐Ÿ—‚๏ธ Save, restore, and reorder tabs or tab groups with intuitive drag-and-drop.
  • ๐Ÿ”„ Side-by-side layout that keeps all your open tabs visible at a glance.
  • ๐Ÿ” Fuzzy search to instantly find the tab you're looking for.
  • ๐Ÿงน Suspend tabs to save memory and keep your browser running smoothly.
  • โ˜๏ธ Cloud sync (cross-browser) with a single login.
  • ๐ŸŒ› Dark Mode support.
  • ๐Ÿ’พ Space Backup Solutions

    • ๐Ÿ“‘ Export sessions as JSON
    • โ˜๏ธ Sync to the cloud via login
  • โœจ AI-powered Tab Grouping for automatically organizing related tabs.

  • ๐Ÿ”— Group Guardian automatically groups tabs based on URL patterns.

๐Ÿค– Introducing Side Copilot โ€” Your AI Assistant in the Side Panel

Side Copilot brings AI directly into your browsing workflow:

  • Ask questions about the page you're viewing
  • Research topics with auto-opened results
  • Summarize long articles instantly
  • Organize tabs and windows through natural language commands
  • Trigger automated actions across your browser

Just open AI Chat in the extension and start talking to your browser โ€” it does the rest.

  • Mega Landing page
    Landing page //
    2023-10-05

Side Space

$ Details
Free Trial $39.0 / One-off
Platforms
Google Chrome Firefox Edge Brave Comet Opera
Release Date
2023 October
Startup details
Country
Hong Kong
Founder(s)
Robert Shaw
Employees
1 - 9

Mega

Website
mega.nz
Pricing URL
-
$ Details
-
Platforms
-
Release Date
-
Startup details
Country
New Zealand

Side Space features and specs

  • ๐ŸŒˆ Arc-like Side Panel
    Weโ€™ve built an Arc-like side panel that transforms your tabs into a sleek vertical layout, making it easier than ever to navigate and manage your workspace.
  • ๐Ÿง  Smart AI Grouping
    Itโ€™s not just about organizing tabsโ€”itโ€™s about doing it intelligently. Our AI grouping feature clusters tabs based on content for a streamlined experience. Plus, you have control with our Group Guardian feature, letting you customize tab groupings using URL matches to set your own organizational rules.
  • โ˜๏ธ Spaces & Cloud Sync
    Take productivity to the next level! Save your tabs into different Spaces and we automatically sync them to the cloud. Your organized tabs are accessible across devices, so you can browse seamlessly wherever you are.
  • ๐Ÿค– AI Assistant
    Research, summarize, and organize, chat with your tabs and let Al Assistant help you browse smarter.

Mega features and specs

  • End-to-End Encryption
    Mega provides robust end-to-end encryption, ensuring that your files are secured and can only be accessed by you.
  • Generous Free Plan
    Mega offers a generous free plan with 20GB of storage, which is more than many other cloud storage providers.
  • Cross-Platform Support
    Mega supports multiple platforms including Windows, macOS, Linux, Android, and iOS, ensuring seamless access to your files across devices.
  • File Sharing and Collaboration
    Mega allows easy file sharing with others and provides tools for collaboration, making it suitable for both personal and professional use.
  • Two-Factor Authentication
    The service supports two-factor authentication for added security, providing an extra layer of protection for your account.

Possible disadvantages of Mega

  • Limited Sync Options
    Mega's file synchronization tools are not as advanced as those of some competitors, making it less suitable for users who need sophisticated sync capabilities.
  • Occasional Speed Issues
    Some users have reported occasional issues with upload and download speeds, which can be a drawback for those needing fast file transfers.
  • Complex User Interface
    Mega's user interface can be complex and overwhelming, especially for new users or those who are not technologically inclined.
  • Pricing for Higher Storage
    While the free plan is generous, Mega's paid plans for higher storage can be relatively expensive compared to competitors.
  • Questionable Past
    Mega has had issues related to its founder, Kim Dotcom, and some users may be wary of these controversies when choosing a cloud storage provider.

Analysis of Side Space

Overall verdict

  • SideSpace is a well-regarded browser productivity tool that helps users organize their tabs and workspaces efficiently, making it a solid choice for anyone who struggles with tab overload.

Why this product is good

  • Helps organize and group browser tabs into dedicated spaces, reducing clutter
  • Improves productivity by allowing quick switching between different projects or contexts
  • Offers a clean, intuitive interface that's easy to adopt
  • Saves and restores tab sessions so you never lose your place
  • Reduces memory usage by managing inactive tabs effectively

Recommended for

  • Power users who juggle many browser tabs at once
  • Professionals managing multiple projects or clients simultaneously
  • Researchers and students who need to organize reference materials
  • Remote workers seeking better digital workspace organization
  • Anyone prone to tab overload looking to streamline their browsing

Analysis of Mega

Overall verdict

  • MEGA is considered a good choice for users who prioritize security and encryption in their cloud storage services. Its user-friendly interface and sizeable free storage offer strong value, especially for those looking for secure data storage and sharing options.

Why this product is good

  • MEGA (mega.nz) is a cloud storage service known for its focus on security and privacy. It offers end-to-end encryption for user files, ensuring that data is secure and only accessible by the user. MEGA also provides a generous amount of free storage (20 GB) and offers cross-platform compatibility, including mobile apps and browser extensions. The service is easy to use and features collaboration tools, such as file sharing and real-time file updates.

Recommended for

  • Users who need secure storage with robust encryption
  • Individuals looking for a generous free storage option
  • Freelancers and small teams needing collaboration tools

Side Space videos

Side Space 2.0 | The World First AI Assistant for your Tabs

More videos:

  • Demo - Introducing Side Space 1.0

Mega videos

Sync.com vs MEGA? Which cloud storage to choose and why

More videos:

  • Review - Mega Review! 3600 vs 3600x vs 9600k vs 9400f vs 2700x!
  • Review - Adventure Time Series Finale Megareview: S10E13โ€“16 - Come Along With Me

Category Popularity

0-100% (relative to Side Space and Mega)
Chrome Extensions
100 100%
0% 0
Cloud Storage
0 0%
100% 100
Productivity
100 100%
0% 0
File Sharing
0 0%
100% 100

Questions & Answers

As answered by people managing Side Space and Mega.

What makes your product unique?

Side Space's answer

Side Space combines powerful vertical tab management with an integrated AI assistant, that's something no other browser extension offers.

Instead of choosing between a better tab manager or an AI browser, Side Space gives you both in one clean side panel.

What's the story behind your product?

Side Space's answer

I am the kind of person who always ends up with too many tabs, too many windows, and no idea where that one page I read yesterday has gone. I tried a bunch of the new AI browsers, but they all felt like replacements for tools I already rely on. I didnโ€™t want a new browser. I just wanted my existing one to feel less chaotic.

So I built Side Copilot for myself first. It helps me manage tabs, jump between windows, find stuff I opened days ago, and generally clean up the mess I constantly create. The thing that changed everything for me was giving it the ability to understand natural commands. I can tell it to group my research tabs or bring back an article from last week and it actually does it. It also has a simple chat mode for quick summaries or translating a page on the spot.

I realized it solved a real problem for me, so I decided to make Side Copilot completely free. Iโ€™m curious how other heavy browser users feel about this. Would an assistant like this make your browsing less stressful?

Why should a person choose your product over its competitors?

Side Space's answer

  1. The worldโ€™s first AI assistant built for your tabs

Most AI tools only analyze text. Side Copilot controls your tabs, windows, history, and pages using real browser APIs. You can research, summarize, organize, open sites, perform searches, restore sessions, and automate actions โ€” all with natural language.

  1. A true vertical tabs manager, not a browser replacement

You donโ€™t need to switch to Arc or Edge. Side Space turns Chromeโ€™s side panel into a clean vertical tabs system with:

Drag-and-drop tab & group management

Fuzzy search

Memory-saving tab suspension

Saved spaces & session restore

Cloud sync

Dark mode

You get a modern browser experience without leaving Chrome.

  1. Dual AI modes for different tasks

Chat Mode โ†’ instant content analysis (summary, translation, extraction, quick answers)

Agent Mode โ†’ deep automation (organize tabs, clean up windows, run research workflows)

Fast when you need speed, powerful when you need automation.

  1. Page, tab, window, and history tools powered by real browser capabilities

Side Copilot isnโ€™t โ€œjust another chatbot.โ€ It uses more than 20 AI MCP tools built on Chrome Extension APIs:

Tab tools: create, close, group, move

Window tools: tile, arrange, focus

History tools: analyze, find, reopen past pages

Page interaction tools: scroll, navigate, search, capture screenshots

Session tools: restore recently closed tabs/windows

This gives Side Space automation capabilities even AI browsers donโ€™t have.

How would you describe the primary audience of your product?

Side Space's answer

Side Space is designed for anyone who works, researches, or creates directly in the browser โ€” especially those who manage dozens of tabs every day. If the browser is your workspace, this is for you.

Productivity-Driven Professionals

Marketers, PMs, developers, designers, analysts โ€” anyone who needs a smarter, faster way to organize tabs, windows, and workflows.

Power Browsers with Endless Tabs

For users juggling 20โ€“200+ tabs across multiple windows. Side Space brings structure, clarity, and smart automation without forcing you to switch browsers.

AI-Forward Users

If you want to control your browser with natural language, automate tasks, and let Side Copilot handle the heavy lifting, this is your perfect tool.

Researchers & Knowledge Workers

Students, academics, journalists, content creators, and anyone who collects and analyzes information online. Summarize, extract, search, and research pages instantly.

People Who Want Arc/Edge-Style Features โ€” But in Chrome

Enjoy a vertical tabs manager, powerful side panel, and full AI assistant experience without giving up the browser you already love.

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Side Space and Mega

Side Space Reviews

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Mega Reviews

Best MEGA Alternatives in 2024ย : These 5 Are Much Better!
Regardless of your reason for seeking an alternative to MEGA, weโ€™re here to cover you. We understand that not every cloud storage service is perfect, and thus, dissatisfaction is common. Today, weโ€™ll talk about 5 excellent alternatives to MEGA Cloud Storage and see what they can offer as superior options.
Source: www.01net.com
Best Free Cloud Storage for 2024: What Cloud Storage Providers Offer the Most Free Storage?
Like Sync.com, MEGA also provides zero-knowledge encryption for your files. We talked about MEGAรขย€ย™s ultimate focus on privacy in our MEGA review โ€” something that originates from its founder, Kim Dotcom. His unfortunate notoriety helped to push MEGA into the public sphere, and although heรขย€ย™s long since left the company, his ethos remains in the company tagline: The Privacy...
Best Cloud Storage Services for Linux
MEGA is another popular cloud storage provider among Linux users. It has great native Linux clients and has lots of positive reviews from the Linux community.
Source: linuxstans.com
Best Top 12 MEGA Alternatives in 2024
MEGA offers excellent cloud storage features, but sometimes it's essential to explore alternatives for various reasons. Diversifying your options can provide better storage capacity, enhanced security, and additional features to cater to your specific needs. Let's explore the top 12 MEGA personal alternatives and their unique offerings.
13 WeTransfer Alternatives (Free) in 2022
Mega is an online storage and file hosting service provided by Mega Limited. Mega is available for Windows, Mac, and Linux platform.
Source: www.guru99.com

Social recommendations and mentions

Based on our record, Mega seems to be more popular. It has been mentiond 14 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Side Space mentions (0)

We have not tracked any mentions of Side Space yet. Tracking of Side Space recommendations started around Feb 2024.

Mega mentions (14)

  • Im going to a concert!
    On March 16th, I will be going to a a7x concert. I will be trying to record the whole concert. I will share it with you guys. It'll be in a mega.nz folder since it won't fit in reddit. Source: over 2 years ago
  • Disney's Trivia Time issues
    Can anyone help me out? While it was great that u/tomysshadow uploaded the Disney Games Download title on the Lost Media Wiki, I can't seem to find a way to resolve that what I think is an anti-piracy measure in which in every single playthrough, the same limited number of questions are repeated over and over and over again, leaving out the rest in the entire game. It becomes so repetitive that it just ruins the... Source: over 2 years ago
  • How long would a USB stick last in storage?
    Upload what is on that stick to a cloud based system that is not vulnerable to degradation of hardware, you can get a lot of storage for free on sites like dropbox.com, mega.nz, or icloud. You can also always make multiple backups. Source: about 3 years ago
  • NEW VIDEO!
    Bottom Right a 00:17 too there is a mega.nz address I'm having trouble to clearly see every characters so here the screenshot Https://imgur.com/a/weh1Hx6. Source: over 3 years ago
  • Best Simple Security Practices for Protecting Self and Tendies - Final Repost for Visibility!
    - If you want a native encrypted cloud storage, one of the better priced ones is Mega. The free tier gives you up to 20GB to use. Here's a referral link if you want extra free storage a well. It's still E2EE, but not open-sourced. They do, however, have an audit on their encryption and source codes. I use this for backing up photos, business docs, and keeping a backup of one of my Cryptomator vaults here. Source: over 3 years ago
View more

What are some alternatives?

When comparing Side Space and Mega, you can also consider the following products

OneTab - Whenever you find yourself with too many tabs, click the OneTab icon to convert all of your tabs into a list. When you need to access the tabs again, you can either restore them individually or all at once.

Dropbox - Online Sync and File Sharing

Workona - A better way to work in the browser.

Google Drive - Access and sync your files anywhere

tabExtend - Easily save tabs and quickly create notes in your browser

Microsoft OneDrive - Secure access, sharing & file storage