Pick the plan on the destination page first
Open France, the United States, Japan or whichever country page matches the ticket. Filter duration and data. Decide between a fixed pack and an unlimited-labelled SKU using the fair-use notes, not using a 10 percent banner. Only then open the provider promo page and see whether a code still applies to that brand.
A code tied to a first order will not save a returning account. A code excluded from already-discounted SKUs will not save the sale fare. The checkout total is the only number that counts. Our card is a comparison, not a promise that the coupon field will accept the string.
What checked every day means
We review listed partner codes daily and pull anything that no longer applies. If a code is on the promo index or the brand's promo page that morning, we still believe it works. We cannot see every account-level exclusion — student, app-only, region-locked, already used.
If the field rejects the code, the plan can still be the right plan. Buy it without the discount or pick another SKU on the same destination page. Do not switch brands only because a dead code was prettier yesterday.
- Daily check: listed codes are the ones we still consider current.
- Account rules: first order, app-only and region locks still sit with the provider.
- Stacking: assume a code does not stack unless the checkout shows both cuts.
How codes interact with unlimited and regional packs
Percentage codes treat a dear Holafly week and a cheap Nomad 5 GB the same way: they shave the top. Absolute codes (five euros off) help the cheap SKU more, which can flip a close comparison. Re-run the destination table after you know which mechanic applies.
Regional Europe packs look generous until the United Kingdom, Switzerland or Turkey is missing. A code does not add a country. It only reduces the payable total on the SKU you already decided was the right shape. Our Europe guide is the place for that shape. The promo page is the place for the last five percent.
Affiliation, and why the code is not a ranking
Some outbound links are affiliate links. If you buy through them, we may earn a commission at no extra cost to you. That mechanism funds a free catalog. It does not fund a silent re-order of the table. Sponsored cards are labelled. Recommended sort ignores who pays.
You can use a code we list and still navigate to the provider without our link. You can also ignore codes entirely. The comparison remains the product. The coupon is optional furniture.
A short ritual that avoids most regrets
Write the destination, the days and the gigabytes. Find two candidate cards on esimcomparator.com. Apply any live code to both in your head or at checkout. Keep the home SIM for SMS. Install on Wi-Fi using the rule in our install guide. Confirm the country list one last time if the pack is regional.
That ritual is dull on purpose. Promo sites that lead with a code and bury the SKU are how people land in Lisbon with a 1 GB global leftover. We would rather you land with the right radio and a slightly smaller discount.
Questions
Are the eSIM promo codes on esimcomparator.com valid?+
Codes we list are checked every day. If a code is on the page, we still consider it current. Account-level exclusions can still block it at checkout — confirm the discounted total before you pay.
Should I choose a provider because of the promo code?+
No. Choose the destination, data and duration first on the live catalog. Apply the code second. A discount on the wrong pack is still the wrong pack.
Can I stack two eSIM promo codes?+
Assume no, unless the provider checkout shows both reductions. Most brands allow one code per order.
Do promo codes change your rankings?+
No. Rankings use the normalized catalog. Affiliate commissions and labelled Sponsored cards do not rewrite filters. esimcomparator.com does not sell eSIMs.