Robux Calculator: Convert Robux to USD, USD to Robux & Coins (2026)

A simple Robux calculator for 2026 — convert Robux to USD, USD to Robux, and RobuxQuiz coins to Robux. See exact values, best-value packs, and how to earn Robux free.

USD to Robux (Official Packages)

• $4.99 → about 400 Robux
• $9.99 → about 800 Robux
• $19.99 → about 1,700 Robux
• $49.99 → about 4,500 Robux
• $99.99 → about 10,000 Robux

Robux to USD (Rough Value)

At roughly 80 Robux per $1 on smaller packs (and better on bigger ones):

• 100 Robux ≈ $1.25
• 400 Robux ≈ $4.99
• 800 Robux ≈ $9.99
• 1,000 Robux ≈ $12.50
• 2,000 Robux ≈ $25
• 10,000 Robux ≈ $99.99

Bigger packages give more Robux per dollar, so the $99.99 pack is the best value. For the full breakdown see our guide on how many Robux is $10, $25 and $50.

RobuxQuiz Coins to Robux

On RobuxQuiz the math is simple:

• 100 coins = 1 Robux
• 1,000 coins = 10 Robux (the minimum withdrawal)
• 10,000 coins = 100 Robux

So if you earn 500 coins from a quiz, that's 5 Robux added to your balance.

Robux Premium Bonus

Roblox Premium members get a monthly Robux stipend plus a ~10% bonus on Robux purchases — worth it if you buy often.

Get Robux Without a Calculator (Free)

Skip the math and the money entirely:

• Create a free RobuxQuiz account.
• Play quizzes to earn coins.
• Convert at 100 coins = 1 Robux.
• Withdraw to your Roblox account.

A daily habit of a few quizzes can add up to 70–140 Robux per week, free. Ready? Start earning now.

Prices are approximate and can change — always confirm on the official Roblox site before buying.

Ready to Earn Free Robux?

Join 500,000+ players earning Robux with quizzes right now.