Free Fire has an extensive range of in-game cosmetic items like costumes, emotes, etc. To obtain most of the exclusive items in the game, users need to spend diamonds, which is one of the in-game currencies. Diamonds aren't free, and players must spend real currency to procure them.Top-up websites are one of the ways by which players can purchase Free Fire diamonds. This article shares the three best ways to top-up the in-game currency.Also read: Rishi Gaming's Free Fire ID, stats, country, real name, and moreTopping up Free Fire diamonds in January 2021#1 - In-gameIn-game top-upPlayers can directly purchase diamonds in Free Fire. The developers also incorporate top-up events, which allow users to obtain several rewards for free, thus providing additional value to their purchase. Follow the steps given below to top up the in-game currency:Step 1: Open Garena Free Fire and click on the "diamond" icon located on the top of the screen.Step 2: Several top-up options will appear on the screen; select the required number of diamonds to purchase.Step 3: After making a payment, the diamonds will be credited to the account.Also read: 3 best apps to get Free Fire Diamonds for free in January 2021#2 - Games KharidoGames KharidoGames Kharido is one of the most sought-after top-up websites. It provides the users a 100% bonus on their first purchase. Here are the steps to acquire diamonds using Games Kharido: Step 1: Visit the official website of Games Kharido; click here to check it out. Step 2: Then tap on the "Free Fire" option and log in using either of the two available methods, i.e., Facebook or Free Fire ID.Step 3: Select the respective top-up option and mode of payment.Once the payment is successful, the diamonds will be added to the account. View this post on Instagram A post shared by Free Fire India Official (@indiaofficialfreefire)#3 - CodashopImage via CodashopLike Games Kharido, Codashop is another well-known top-up website. Several people use it to acquire different in-game currencies. Also, players don't need to create/login to an account on this website and can instead directly top-up via their Player ID. The steps to top-up diamonds from Codashop are as follows:Step 1: Open the official website of Codashop by clicking here.Step 2: Choose the "Free Fire" option under the direct top-up section and add the Player ID in the text field. Step 3: Select the recharge/top-up for diamonds and payment option. After the payment is processed, the currency will be added to the account.Also read: Ajjubhai (Total Gaming) vs Nobru: Who has better stats in Free Fire in 2021?