InnerTube Features
• Search songs, albums, videos and playlists from YouTube Music
• Open YouTube Music links
Save songs, albums and playlists
• Download music for offline playback
Like songs
• Add links to your favorite YouTube Music playlists
• Export downloaded songs via SAF
• Material design player
• Lockscreen playback
• Cache songs
• Custom themes
• Backup & restore

Oh, and did we say it is completely FREE?
Yes, it is free. We think everyone should enjoy this.

If you are a student, teacher, engineer, handyman, contractor or just somebody who struggles with math & conversions, you really should give this one a try.
• Use it for simple or complex calculations
• Convert units or currencies in the same app
• Enjoy easier homework or school assignments
• Learn. See step by step solutions to your calculations

So, on with the features...

MAIN CALCULATOR
• Simple or Scientific layout
• Editable input & cursor
• Copy & Paste support
• Calculation history
• Memory buttons
• Function graphing
• Dec, Hex & Binary
• Floating calculator
• Widget

75 CALCULATORS & CONVERTERS
• Algebra, Geometry, Unit Converters, Finance, Health & Misc
• Currency converter with 160 currencies (available offline)
• Instant results delivered as you type
• Step-by-step solution & formulas
• Smart search for faster navigation
• Create shortcuts on home screen

Algebra
• Percentage calculator
• Proportion calculator
• Ratio calculator
• Average calculator - arithmetic, geometric and harmonic means
• Equation solver - linear, quadratic and equation system
• Combinations and permutations
• Decimal to fraction
• Fraction simplifier
• Prime number checker
• Greatest common factor & Lowest common multiple calculator
• Random number generator

Geometry
• Shape calculators for square, rectangle, parallelogram, trapezoid, rhombus, triangle, pentagon, hexagon, circle, circle arc, ellipse
• Body calculators for cube, rect. prism, square pyramid, sq. pyramid frustum, cylinder, cone, conical frustum, sphere, spherical cap, spherical frustum, ellipsoid

Unit converters
• Acceleration converter
• Angle converter
• Length converter
• Energy converter
• Force converter
• Torque converter
• Area converter
• Volume converter
• Volumetric flow converter
• Weight converter
• Temperature converter
• Pressure converter
• Power converter
• Speed converter
• Mileage converter
• Time converter
• Digital storage converter
• Data transfer speed converter
• Numeric base converter
• Roman numerals converter
• Shoe size converter
• Ring size converter
• Cooking converter

Finance
• Currency converter with 160 currencies available offline
• Unit price calculator
• Sales tax calculator
• Tip calculator
• Loan calculator
• Simple / Compound interest calculator

Health
• Body mass index - BMI
• Daily calories burn
• Body fat percentage

Miscellaneous
• Age calculator
• Date calculator
• Time calculator
• Mileage calculator
• Ohm's law calculator - voltage, current, resistance and power

Screenshots

Close to 1500...
TYSM guys

Features of Rambox

While you should find most of the essential features in the open-source edition, you might notice some of them limited to the pro version.
Here, I’ve mentioned all the essential features available:
You get about 100 apps/services to choose from in the open-source edition
Ability to protect the app with a single Master password lock
Ability to lock each session that you load up
Do Not Disturb mode
Ability to sync apps and configuration across multiple devices.
You can create and add custom apps
Support for keyboard shortcuts
Ability to enable/disable apps without needing to delete them
JS & CSS injection support to tweak the styling of apps
Ad-block (pro version)
Hibernation support (pro version)
Theme support (pro version)
Mobile view (pro version)
Spell check (pro version)
Work hours – to schedule a time for incoming notifications (pro version)
Proxies support (pro version)

In addition to what I’ve listed here, you might find some more features in the Rambox Pro edition. To know more about it, you can refer to the official list of features.
It is also worth noting that you cannot have more than 3 active simultaneous device connections.

This extension enables you to:

  ★  Create groups with Youtube channels by topic;
  ★  Group YouTube subscription / channels to collections / group. One YouTube subscription / channel can has few collections;
  ★  Add custom icon for Youtube collection. Choice prepare icons or upload own one;
  ★  Show last YouTube videos by collections / group. Play all video by collections using YouTube playlist;
  ★  Auto sync your collections on Android, iOS, Firefox using Google drive or Chrome profile;
  ★  Integration in Youtube main page;
  ★  Integration in left Youtube tab ;
  ★  Youtube video filters by topic on feed page;
  ★  Hide watched YouTube video and Youtube search on Youtube feed page;
  ★  YouTube sort by activity, a-z, subscription count and custom;
  ★  Easy way to catch up subscriptions for Youtube;
  ★  Watch Youtube tab group.

After installing, please reload all YouTube tabs for the extension to take effect.

Capture
Capture methods
Fullscreen
Active window
Active monitor
Window menu
Monitor menu
Region
Region (Light)
Region (Transparent)
Last region
Custom region
Screen recording
Screen recording (GIF)
Scrolling capture
Auto capture
After capture tasks
Show quick task menu
Show "After capture" window
Add image effects
Open in image editor
Copy image to clipboard
Pin to screen
Print image
Save image to file
Save image to file as...
Save thumbnail image to file
Perform actions
Copy file to clipboard
Copy file path to clipboard
Show file in explorer
Scan QR code
Recognize text (OCR)
Show "Before upload" window
Upload image to host
Delete file locally

Region capture
Region types
Rectangle
Ellipse
Freehand
Annotation tools
Rectangle
Ellipse
Freehand
Line
Arrow
Text (Outline)
Text (Background)
Speech balloon
Step
Magnify
Image (File)
Image (Screen)
Sticker
Cursor
Smart eraser
Blur
Pixelate
Highlight
Crop image

Upload
Upload methods
Upload file
Upload folder
Upload from clipboard
Upload text
Upload from URL
Drag and drop upload
Shorten URL
Tweet message
Watch folder
After upload tasks
Show "After upload" window
Shorten URL
Share URL
Copy URL to clipboard
Open URL
Show QR code window

Productivity tools
Color picker
Screen color picker
Ruler
Pin to screen
Image editor
Image effects
Image viewer
Image combiner
Image splitter
Image thumbnailer
Video converter
Video thumbnailer
OCR
QR code
Hash check
Directory indexer
Clipboard viewer
Borderless window
Inspect window
Monitor test
DNS changer