37 Life-Changingly Useful Websites You Should Know About

Bookmark them all.

Amy Sefton for Buzzfeed

1. Clever Layover

cleverlayover.com

CleverLayover.com searches for multiple flights on non-partner airlines to find you the best deal.

2. SeatGuru

seatguru.com

Find the best seat on the plane with SeatGuru, which will give you important info like USB charging availability and whether or not the plane is equipped with personal TVs.

3. Mailbox Locator

commons.wikimedia.org

Tells you where the closest USPS mailbox is to wherever you are. Find it here.

4. iRuler

iruler.net

This online ruler senses the size of your screen and gives you an accurate ruler to use.

5. 10 Minute Mail

Shutterstock

For those times when you need a throwaway email address (like getting two more free weeks of Hulu Plus). The email address will enable you to get confirmation and then self-destruct in 10 minutes. Get one here.

6. Camel Camel Camel

Camelcamelcamel.com

Shows you the price history of anything on Amazon and alerts you when the price drops. You can even upload your entire Amazon wish list directly. Try it here.

7. WhatTheFont

myfonts.com

myfonts.com

Website and app that figures out what font something is when you upload a picture. Try it here.

8. Old Version

oldversion.com

Updating software only to find out that it no longer works the way you wanted it to is insanely frustrating. Now there's hope. Get old versions of popular software here.

9. Mathway

Mathway.com

Solves any kind of math problem, from basic math to chemical equations. Not recommended for cheating at school, because actually knowing math is very important for times when you don’t have internet access to get to this site. Plus, you don't get the steps to solving the equation unless you upgrade your account. Solve for y here.

10. Atlas Obscura

atlasobscura.com

Atlas Obscura is an amazing travel resource for sites that you'll never find in a guidebook. (I searched "historic houses" in Brooklyn and got some very cool results.)

11. Online Etymology Dictionary

etymonline.com

Gives you the history and derivation of any word. Check it out here.

12. AccountKiller

Accountkiller.com

Shows you exactly how to close any social media account forever, not just disable them. Start here.

13. Lucyphone

lucyphone.com

Shave literal years off your life using Lucy. Instead of waiting on hold for customer service, Lucy does the queuing in line for you, and the company calls you back, with a representative on the other line.

14. RunPee

runpee.com

Your small bladder will thank you.

15. Does the Dog Die?

doesthedogdie.com

Avoid any unnecessary surprise trauma to your fragile soul by cross-checking potential sad-animal-death movies here.

16. Down for Everyone or Just Me?

whatisfailwhale.info

Pretty self-explanatory. Check it out here.

17. Start.me

start.me

Get a personalized start page for your browser so you can get to where you want to go faster (on the internet).

18. TwoFoods

twofoods.com

Compare calories and other nutritional information between two foods quickly and easily.

19. Date to Date Calculator

Wikipedia / timeanddate.com

Find out exactly how many days/months/years passed between two dates. Calculate here.

20. Pixlr

madewithpixlr.com

It's like Photoshop but in your browser.

21. Adobe Kuler

kuler.adobe.com

Find complementary color palettes with this Adobe color wheel. Check it out here.

22. Fake Name Generator

FakeNameGenerator.com

For when you need a whole new identity. Get yours here.

23. Online Alarm Clock

onlineclock.net

For when you lose your alarm clock. (I mean phone.) Set it here.

24. Scale of the Universe

htwins.net / Via htwins.net

If you like Cosmos, you'll love this amazingly simple site that gives you some interactive perspective on the size of the universe.

25. Can I Stream It?

canistream.it

Once you pick a movie, find out where you can stream it with this handy tool.

26. A Good Movie to Watch

agoodmovietowatch.com

Do you spend all your Netflix time trying to figure out which movie to watch? Problem solved! The first few random suggestions I got were both obscure and intriguing.

27. Supercook

supercook.com

Supercook tells you what to cook based on the ingredients that you already have.

28. Copy Paste Character

copypastecharacter.com

Find the weird character or dingbat you want to use quickly and easily.

29. Print Friendly

printfriendly.com

Make any webpage printer friendly. Check it out here.

30. This to That

thistothat.com

Find out which adhesive to use to attach one material to another. Basic but useful. Try it here.

31. SleepyTi.me

sleepyti.me

This calculator will tell you exactly what time to go to bed based on natural sleep cycles. Get your Z's here.

32. Word Frequency Counter

writewords.org.uk

Great for finding all the words and phrases you overuse in your writing. Start here.

33. Rainy Mood

rainymood.com

Listen to soothing rain sounds as you work. Zone out here.

34. RipeTrack

ripetrack.com

Find out when your favorite produce is at peak ripeness. Go here.

35. Manualslib

manualslib.com

A handy library of PDF user manuals for almost anything. Available here.

36. Gifprint

gifprint.com

gifprint.com

Turn an animated GIF into a printable flip-book. Probably the most useful website of all time. Go here now.

37. The Useless Web

theuselessweb.com

For when you're finally sick of all that usefulness.

H/T this Reddit thread.