The Samsung Galaxy S21 is a great-looking phone, but it's also quite slippery thanks to a glass back. That isn't a bad thing of course -- who doesn't love a nice, pretty-looking phone with a premium feel? However, a glass back is prone to breakage when dropped. You'll want to protect your Galaxy S21, but if you aren't looking to add bulk to the phone, getting a thin case would be a good idea. To help you in your search, we've rounded up some of the best thin cases for the Galaxy S21 you can buy right now.

The Galaxy S21 is relatively smaller compared to some other recent phones, so it's rather easy to handle. Adding a case though would make it easier to grip in the hands and a thin case is the way to go if you want to maintain the slim form factor. Here are some of the best thin cases for the Galaxy S21 that you can get to provide minimal protection for your phone against scratches and minor drops. It's also wise to pair a thin case with a good screen protector to make sure your display stays safe too.

  • While you're looking at some wallet cases for the Galaxy S21, you might be interested in a rugged case that provides extra protection against harsh drops. It can't hold your money, but will surely prevent you from spending more money due to a breakage!
    SUPCASE UB Pro Galaxy S21 Case

    Although thin cases add some protection to your phone, this SUPCASE case can offer complete peace of mind. It offers enhanced protection from everyday accidents. Moreover, it has a textured grip and packs a kickstand as well as a detachable rotating holster.

    See at Amazon
  • Speaking of soft and lightweight, the Samsung Kvadrat Cover is the perfect combination of thin and strong. Made of recycled materials, the case features a nice texture and a hook on the bottom, so you can attach a strap for easy carrying.
    Samsung Kvadrat Galaxy S21 case

    Speaking of soft and lightweight, the Samsung Kvadrat Cover is the perfect combination of thin and strong. Made of recycled materials, the case features a nice texture and a hook on the bottom, so you can attach a strap for easy carrying.

    See at Amazon
  • The Samsung Clear Cover features a transparent design, so you can admire the Galaxy S21’s design while keeping it protected. It also includes a non-slip pattern on the sides for an extra secure grip.
    Samsung Clear Galaxy S21 case

    The Samsung Clear Cover features a transparent design, so you can admire the Galaxy S21’s design while keeping it protected. It also includes a non-slip pattern on the sides for an extra secure grip.

    See at Samsung
  • The i-Blason Cosmo Series case sports an interesting look and its back cover will certainly turn heads. The case is made of TPU for enhanced protection and has raised edges to safeguard your Galaxy S21’s front. You can buy it in three color options.
    i-Blason Cosmo Galaxy S21 case

    The i-Blason Cosmo Series case sports an interesting look and its back cover will certainly turn heads. The case is made of TPU for enhanced protection and has raised edges to safeguard your Galaxy S21’s front. You can buy it in three color options.

    See at Amazon
  • The Meifigno Protective Case features military-grade protection, raised edges to keep your screen and camera lenses safe, and a durable design with a nano oleophobic coating.
    Meifigno Defender Galaxy S21 case

    The Meifigno Protective Case features military-grade protection, raised edges to keep your screen and camera lenses safe, and a durable design with a nano oleophobic coating.

    See at Amazon
  • The Crave Slim Guard is a great thin case for the Galaxy S21. It's made of TPU, rubber, and polycarbonate to provide great protection against scratches, drops, and other everyday mishaps. The case also comes with raised edges around the camera module and on the front.
    Crave Slim Guard Galaxy S21 Case

    The Crave Slim Guard is a great thin case for the Galaxy S21. It's made of TPU, rubber, and polycarbonate to provide great protection against scratches, drops, and other everyday mishaps. The case also comes with raised edges around the camera module and on the front.

    See at Amazon
  • Want a case to protect your phone and still show off its design and color? The Restoo Clear Case has you covered with a clear, rigid design that's perfectly paired with one of the many gorgeous Galaxy S21 colors.
    Restoo Slim Clear Galaxy S21 case

    Want a case to protect your phone and still show off its design and color? The Restoo Clear Case has you covered with a clear, rigid design that's perfectly paired with one of the many gorgeous Galaxy S21 colors.

    See at Amazon
  • Caseology cases are built to last, and the Vault for the Galaxy S21 is no different. It features a shockproof design and materials that feel thin and lightweight, so the device won’t feel bulky in your hands.
    Caseology Vault Galaxy S21 case

    Caseology cases are built to last, and the Vault for the Galaxy S21 is no different. It features a shockproof design and materials that feel thin and lightweight, so the device won’t feel bulky in your hands.

    See at Amazon
  • If you want a transparent clear case that's not bulky, Torras makes the Diamond Series cases for the Galaxy S21. This is a hard case that lets you see the back of your phone while still giving some protection.
    Torras Diamond Series Galaxy S21 case

    If you want a transparent clear case that's not bulky, Torras makes the Diamond Series cases for the Galaxy S21. This is a hard case that lets you see the back of your phone while still giving some protection.

    See at Amazon
  • Want to make your phone as protected as possible without bulk? Spigen is here to save the day. This soft rubber case will protect from shocks and falls, while still making it easy to hold onto.
    Spigen Thin Fit Galaxy S21 case

    Want to make your phone as protected as possible without bulk? Spigen is here to save the day. This soft rubber case will protect from shocks and falls, while still making it easy to hold onto.

    See at Amazon
  • Fingic's case is almost too thick for a slim case, but this is still pretty slim, and this case has a clear advantage over the others -- a finger ring! The rubber case will also protect against shocks and is resistant to fingerprints.
    Fingic Ring Galaxy S21 case

    Fingic's case is almost too thick for a slim case, but this is still pretty slim, and this case has a clear advantage over the others -- a finger ring! The rubber case will also protect against shocks and is resistant to fingerprints.

    See at Amazon

The worst thing that can happen to a new phone is for it to get damaged. But you also don’t want to cover it in a massive case. A thin case will protect the Galaxy S21 while ensuring it remains svelte, almost as if the case isn’t even there. Many of our picks are similar in style, so it’s about finding the right balance of function and design that works best for you.

If you don’t mind your case being super-slim, the Samsung Silicone Cover is a great option. It will give your device an extra layer of protection without adding much bulk. If you simply want the most protection possible, try the Spigen Thin Fit. There are several other options as well.

Trade-in an old phone and get up to $700 in credit. You can also sign up for a 36 month payment plan.
Samsung Galaxy S21

The Samsung Galaxy S21 is the starting point of the new 2021 flagship series, packing in a flagship SoC, along with a decent display and camera setup.

Which slim case are you planning to buy for your phone? Let us know in the comments section.