Robux price calculator for the United States
The reference market for Robux pricing, where the published pack prices and the Developer Exchange rate are quoted, and where most figures you find online come from.
Robux value calculator
Enter an amount of Robux and see what it costs to buy, what is left after the marketplace fee, and what it is worth through the Developer Exchange. Everything is worked out in your browser — no account, no login, nothing sent anywhere.
How pricing works here
| Currency | USD $ |
|---|---|
| Packs available | 400 R$ · 800 R$ · 1,700 R$ · 4,500 R$ · 10,000 R$ |
| Marketplace fee on sales | 30 % |
| Developer Exchange rate | 350 USD per 100,000 Robux |
| Official sources | Roblox — buy Robux · Roblox — Developer Exchange |
Prices are indicative and change: Roblox adjusts them, taxes differ by region, and buying inside a mobile app costs more than buying on the web because of the app store’s cut. Always check the official store before purchasing.
Related guides
What Are Robux? The Currency, and What It Can and Cannot Do
Robux are a closed in-platform currency: real money buys them, they buy things inside Roblox, and only creators can convert them back — at a much lower rate.
Robux Prices: What Each Pack Actually Costs You
Pack prices are not proportional — larger packs cost less per Robux. Here is the rate for each one, and why the app store price is higher than the web price.
Is Free Robux Real? The Arithmetic That Settles It
No generator, code site or reward app produces Robux. Here is the arithmetic that makes it impossible, and what each of those sites is really collecting.