Calculadora
Calculadora de trade-up
Rellena el contrato y mira cada resultado posible con sus probabilidades, float y precio, y si sale rentable.
10 skins de un grado → 1 skin de un grado superior, de las colecciones de las skins que metas.
Inputs: Skinport reference prices. Outcomes: 30-day sales medians with at least 3 sales. The shortlist uses the same model, before fees. A reference price does not guarantee stock at your chosen float. Enter actual costs in USD; leave blank to use the reference. Estimates are not guaranteed profits.
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Trade-up ideas to verify
Reference-price estimates for single-skin contracts. Open one to enter actual purchase costs, floats and your selling fee. Prices can change between this list and the calculator.
- 10 inputs · FNModel return, before fees+184%
M4A1-S | Solitude
Input float: 0.0350
One outcome · 100%
Shown outcome: AK-47 | Aphrodite
- Input cost
- 91,21 €
- Est. average output
- 259,29 €
- 10 inputs · FNModel return, before fees+140%
AWP | Arsenic Spill
Input float: 0.0350
One outcome · 33.3%
Shown outcome: Desert Eagle | Mulberry
- Input cost
- 3,03 €
- Est. average output
- 7,30 €
- 10 inputs · MWModel return, before fees+80%
UMP-45 | Warm Blooded
Input float: 0.1100
One outcome · 50%
Shown outcome: AWP | Exothermic
- Input cost
- 2,32 €
- Est. average output
- 4,18 €
- 10 inputs · FNModel return, before fees+67%
Glock-18 | Teal Graf
Input float: 0.0350
One outcome · 33.3%
Shown outcome: Dual Berettas | Sweet Little Angels
- Input cost
- 4,02 €
- Est. average output
- 6,69 €
- 10 inputs · FTModel return, before fees+67%
XM1014 | Black Tie
Input float: 0.2650
One outcome · 33.3%
Shown outcome: AUG | Fleet Flock
- Input cost
- 5,53 €
- Est. average output
- 9,21 €
- 10 inputs · FNModel return, before fees+65%
Negev | Bulkhead
Input float: 0.0350
One outcome · 25%
Shown outcome: AWP | Acheron
- Input cost
- 1,70 €
- Est. average output
- 2,80 €
- 10 inputs · FNModel return, before fees+64%
CZ75-Auto | Copper Fiber
Input float: 0.0350
One outcome · 25%
Shown outcome: Glock-18 | Green Line
- Input cost
- 1,87 €
- Est. average output
- 3,07 €
- 10 inputs · BSModel return, before fees+62%
Galil AR | Control
Input float: 0.6245
One outcome · 33.3%
Shown outcome: Glock-18 | Shinobu
- Input cost
- 2,05 €
- Est. average output
- 3,32 €
- 10 inputs · MWModel return, before fees+62%
M4A4 | Zubastick
Input float: 0.1100
One outcome · 20%
Shown outcome: M4A1-S | Electrum
- Input cost
- 0,98 €
- Est. average output
- 1,59 €
- 10 inputs · MWModel return, before fees+57%
MAC-10 | Palm
Input float: 0.1100
One outcome · 33.3%
Shown outcome: PP-Bizon | Brass
- Input cost
- 1,07 €
- Est. average output
- 1,69 €
- 10 inputs · FNModel return, before fees+57%
MP7 | Motherboard
Input float: 0.0350
One outcome · 25%
Shown outcome: AWP | Acheron
- Input cost
- 1,78 €
- Est. average output
- 2,80 €
- 10 inputs · FNModel return, before fees+56%
USP-S | Bleeding Edge
Input float: 0.0350
One outcome · 100%
Shown outcome: AK-47 | Nouveau Rouge
- Input cost
- 32,13 €
- Est. average output
- 49,98 €
Inputs use Skinport reference prices, which may include suggested values when no listing is available; only skins with 10+ sales in 30 days qualify. Outcomes use 30-day sales medians. Before fees. Sales volume does not guarantee enough listings at the required float or price.
FAQ
¿Cómo se calcula el float resultante?
El float de cada input se convierte en una posición dentro del rango de esa skin: (float − min) / (max − min). Se hace la media de las diez posiciones y el resultado recibe esa misma posición dentro de su rango: min + media × (max − min).
¿Cómo se deciden las probabilidades de cada resultado?
Cada input aporta la misma parte de las probabilidades, repartida entre las skins del siguiente grado de su colección. Siete inputs de una misma colección le dan a esa colección el 70% de los resultados.
¿Se pueden hacer trade-ups de skins Covert a un cuchillo?
Sí, desde octubre de 2025: cinco skins Covert dan un cuchillo o unos guantes de la caja de uno de los inputs. Cinco Covert StatTrak™ dan un cuchillo StatTrak™ (sin guantes).
The float formula follows community testing; Valve hasn't published it. Normal outcomes use 30-day sales medians; StatTrak uses snapshot reference prices. These are estimates, not executable purchase or sale offers.
