Robux Tax Calculator & DevEx Calculator for Roblox Creators

Use RobuxCalc as your Robux Tax Calculator and DevEx calculator. Instantly see Robux after the 30% Roblox tax, reverse-calculate prices, or estimate Robux ↔ USD with DevEx guide rates.

Open Robux Tax Calculator → Open DevEx Calculator → No login • No cookies for math

Robux Tax Calculator

Enter before tax or after tax Robux and the other field updates automatically using the Roblox marketplace fee (30%). Uses the same style of rounding Roblox does: net = floor(price × 0.7) and price = ceil(net ÷ 0.7).

Try Robux Tax Calculator →

DevEx Calculator

Convert Robux ↔ USD with a selectable DevEx rate. Defaults to $0.0038 per Robux and includes an option for the older $0.0035 rate, plus a custom rate field for your own scenarios.

Open DevEx Calculator →

RobuxCalc – Robux Converters & Creator Calculators

Price smarter. Convert faster. RobuxCalc is a dedicated toolkit for Roblox developers, UGC creators, group owners, and serious players. Use the Robux Tax Calculator to plan pricing and payouts, then use the DevEx calculator to understand what those Robux could be worth when cashed out.

Why Use This Robux Tax Calculator?

  • Accurate, transparent math – The formulas behind the Robux tax and DevEx estimates are shown directly.
  • Instant results – No forms, no sign-ups. Just type and convert.
  • Creator-focused – Built for real pricing decisions, group payouts, and revenue planning.
  • Mobile-friendly – The Robux tax calculator and DevEx calculator work smoothly on phones and tablets.
  • Privacy-first – We don’t need personal data to run the calculations.

What You Can Do With RobuxCalc

Plan Prices With the Robux Tax Calculator

See how much you really earn after the Roblox platform fee. Start from your target net Robux and let the calculator tell you what price to set so the 30% “Roblox tax” doesn’t surprise you.

Estimate DevEx Payouts

Use DevEx guide rates to estimate how much your Robux might be worth when cashed out, then combine this with the Robux tax math to see how sales today could turn into banked earnings later.

Forecast Earnings and Payouts

Mix both tools to forecast game or UGC revenue, group payouts, and long-term DevEx goals—without needing a spreadsheet.

Who the Calculators Are For

  • Developers & UGC Creators: Price passes, dev products, and items without losing value to rounding or fees.
  • Group Owners & Marketplace Sellers: Plan group funds and payouts using realistic after-tax numbers.
  • Players: Understand how much Robux items really give the creator and how much Robux is worth in USD.
  • Managers / Analysts: Quickly model revenue and DevEx potential for Roblox projects.

How the Robux Tax & DevEx Math Works

  1. Pick your calculator: Robux Tax Calculator for marketplace fees or DevEx calculator for cash-out value.
  2. Enter an amount: Robux before tax, net Robux, or USD for DevEx.
  3. See instant results: We apply the fee or guide rate and show the math in formulas.
  4. Adjust your plan: Tweak prices, goals, or payouts until the numbers match what you want.

Guide values used (for clarity only):
Roblox platform fee: ~30% (you keep ~70%) · DevEx guide rate: around $0.35 per 100 Robux.
Actual store pricing, bundles, taxes, and DevEx policies can change by region and over time.

Quick Robux Tax & DevEx Examples

  • Price 100 Robux → net ~70 Robux after the 30% Roblox tax.
  • Want 500 Robux after fee → set price ~715 Robux.
  • 1,000 Robux at DevEx guide rate → roughly $3.80–$3.50 depending on the rate you choose.
  • 100,000 Robux → roughly a few hundred USD at common DevEx guide rates.

FAQ

Is RobuxCalc official?

No. RobuxCalc is an independent Robux tax calculator and DevEx calculator site, not affiliated with Roblox Corporation.

Do I need an account to use the calculators?

No account or login is required. Just open the Robux Tax Calculator or DevEx calculator and start typing.

Why does everyone say “Roblox tax 30%”?

It’s community shorthand for the standard Roblox marketplace fee on many creator sales. In practice, creators receive about 70% of the listing price.

Are the results exact?

They are guide estimates. Final totals can differ due to bundles, regional pricing, platform fees, rounding, or policy changes.

Can I change the fee or rate?

Yes. On the Robux tax page you can change the fee in the formula, and on the DevEx page you can pick between different rates or enter a custom one.

Our Promise

  • Clarity over hype: Plain-English explanations and transparent formulas.
  • Creator-first: Everything revolves around helping you price, plan, and get paid fairly.
  • Always improving: We’ll keep adding small tools around Robux tax, DevEx, UGC pricing, and multi-currency views.

Disclaimer

RobuxCalc uses commonly referenced guide values for education and planning. Roblox may update pricing, bundles, taxes, fees, and DevEx policies at any time. Always confirm details on Roblox’s official pages before purchasing, listing, or cashing out. Roblox, Robux, and related marks are trademarks of Roblox Corporation. RobuxCalc is not affiliated with, sponsored, or endorsed by Roblox Corporation.