How much are your Robux worth in dollars? DevEx calculator
Tallymoor converts Earned Robux to US dollars at Roblox's published Developer Exchange rates: standard $0.0038 per Robux, legacy $0.0035 for Robux earned before 5 Sep 2025, and $0.0054 for eligible purchases by US players verified 18+. It checks the 30,000 Robux minimum, cashes legacy Robux out first, rounds payouts down to the cent, and works backwards from a dollar goal to the Robux and game-pass sales you need. Rates checked 10 Oct 2026 against Roblox's DevEx page.
Calculator results from the published test suite (rates checked 10 Oct 2026)
| Input | Rate | Result |
|---|---|---|
| 30,000 Earned Robux | standard $0.0038 | $114.00 |
| 30,000 Earned Robux | legacy $0.0035 | $105.00 |
| 30,000 Earned Robux | US 18+ $0.0054 | $162.00 |
| 29,999 Robux in total | any | not eligible: 1 Robux short of the 30,000 minimum |
| Goal: $1,000 | standard $0.0038 | 263,158 Earned Robux needed |
Source: products/tallymoor/tests/calc.test.mjs (logic tests run against products/tallymoor/web/calc.js; RATES from create.roblox.com DevEx docs, checked 2026-10-10).
Tallymoor vs the alternatives
Published prices, each checked on the date shown; prices change, so confirm on each site.
| Product | Price | Free | Checked |
|---|---|---|---|
| Tallymoor calculators (free) + Studwright kit | Calculators free; Studwright $12 one-time; Game Systems Bundle $25 | both calculators, no sign-up | live |
| RBLX Essentials: Roblox Pet System (itch.io) | $9.99 or more (one pet system) | none | 2026-10-10 |
| King-Games-Shop: Basic Pet System with Trade (itch.io) | $17.99 or more | none | 2026-10-10 |
| varundeveloper: Roblox Inventory System (itch.io) | $20.00 or more | none | 2026-10-10 |
Why teams pick Tallymoor
- Three DevEx rates in one place, including legacy Robux and the US 18+ rate, with legacy cashed out first as Roblox does.
- Payouts round down to the cent, so the number is never higher than what you get.
- Works backwards: dollar goal to Earned Robux and to game-pass sales.
- When you build the game: 16 tested Luau systems for $12, versus $9.99-$20 for a single system on itch.io.
FAQ
How much is 30,000 Robux in USD?
At the standard DevEx rate, 30,000 Earned Robux pay 114 USD; legacy Robux (earned before 5 Sep 2025) pay 105 USD; eligible US 18+ purchases pay 162 USD.
What is the minimum to cash out?
30,000 Earned Robux. The calculator shows how many you are short.
Do bought Robux count?
No. Only Earned Robux qualify for DevEx; Roblox also requires an eligible account. Check Roblox's DevEx page for the full rules.
Why not buy a pet system from RBLX Essentials?
At $9.99 it is one system. Studwright is $12 for 16 tested systems, including saves and purchases that never double-grant; the $25 bundle adds a full pet and egg system.
Is this affiliated with Roblox?
No. Roblox, Robux and DevEx are trademarks of Roblox Corporation; the calculator uses Roblox's published rates.