Active discount codes from eSIM providers covering Sweden, with pricing context for each.

Promo Code
Use GSKYES20 on the GigSky checkout page, on the website or in the app, and the price of your plan for Sweden is reduced by 20% before payment. It works a single time per customer. Buying ahead of departure avoids hunting for a signal at the airport.
In practice the code is worth $0.60–$36, based on the plan you select at checkout.

Promo Code
Pick a plan for Sweden on the Airalo website or app, then put ESIMDB15 in the discount field before confirming the order and the price drops by 15%. The code carries no usage cap. Setting it up at home means data works the moment you land.
The saving works out at $0.60–$28, according to the data allowance and duration you choose.

Promo Code
Ubigi takes 10% off a plan for Sweden when you enter ESIMDB10 in the promo field at checkout, before the payment goes through. Each account can redeem it once. Buying ahead of departure avoids hunting for a signal at the airport.
Savings land at $0.20–$39, shifting with the data allowance and the number of days covered.

Promo Code
Shopping for an eSIM for Sweden at Nomad? Enter ESIMDB3 at the checkout stage, before your card is charged, to knock $3 off the price. Only new accounts can redeem it. Setting it up at home means data works the moment you land.
Measured across the range on offer, the discount is worth $3 on a single order.

Promo Code
Promo Code
Jetpac lists two codes for travellers heading to Sweden: ESIMDB4OFF takes $4 off an order, while ESIMDB15 applies 15% instead. Enter whichever suits your plan in the promo field at checkout, before payment goes through, as each is limited to one use per customer.
The first is worth $4 and the second $0.90–$37, depending on the plan you choose.

Promo Code
Enter ESIMDB10 when checking out a Breeze plan for Sweden, since the promo field appears before the payment step, and the plan then costs 10% less. There is no limit on how often it can be used. Setting it up at home means data works the moment you land.
The reduction comes to $0.40–$40, varying with the amount of data and the validity period.

Promo Code
GlobaleSIM shows a promo code box on its checkout page: type ESIMDB10 there before confirming payment and 10% comes off your plan for Sweden. The reduced total appears before you confirm. Buying ahead of departure avoids hunting for a signal at the airport.
Across the eligible plans that works out at $0.40–$6.50, depending on the data and validity you pick.

Promo Code
Eskimo eSIM runs a $7 promotion tied to the code ESIMDB. Enter it in the discount field while checking out for Sweden, before the payment step. The code is single-use per account. Setting it up at home means data works the moment you land.
That translates into $7 off, depending on the package you settle on for the trip.

Promo Code
ESIMDB20 is the code to enter in the Yesim checkout for a plan for Sweden; add it before you pay and 20% is taken off the total. It is limited to first-time customers. Buying ahead of departure avoids hunting for a signal at the airport.
What you keep is $0.10–$46, depending on how large a plan you decide to go for.

Promo Code
Add ESIMDB10 to your UPeSIM order at checkout, in the box that sits just above the payment step, and 10% is deducted from a plan for Sweden. Only new accounts can redeem it. Setting it up at home means data works the moment you land.
Expect to keep $0.23–$12 in your pocket, depending on the size of the plan you buy.