Editorially selected · Travel eSIMs
eSIMology discount code — 10% off any eSIM plan, exclusive code
Travel eSIMs for 200+ destinations: buy online, scan the QR code and you're connected the moment you land. No app needed.
eSIMology discount code: 10% off any eSIM plan, exclusive code. Use the exclusive code HONESTCODES at checkout. Checked 7 November 2026.
To qualify: type the code at checkout on any plan.
HonestCodes Exclusive
HONESTCODES is exclusive to HonestCodes.
HonestCodes' own code. Not listed on any voucher or coupon site.
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Verified 7 November 2026. Links monitored daily; programme terms re-verified monthly. Checked by Bez, Editor-in-Chief. How we verify. Terms and bonus amounts are set by eSIMology and may change.
Use code HONESTCODES at eSIMology for 10% off any travel eSIM plan, on top of prices already under Airalo and Saily on 5 GB. Type it at checkout on our eSIMology link. One code per basket, exclusive to HonestCodes, with no end date.
HONESTCODES is the eSIMology discount code: 10% off any travel eSIM plan, exclusive to HonestCodes, no end date, one code per basket, at our eSIMology link. On 7 Nov 2026 eSIMology's 5 GB plans for 30 days cost £6.99 for Japan, £8.99 for the USA and £12.49 for Europe: cheaper than Airalo and Saily on 5 GB in all 8 top destinations compared.
How the eSIMology discount code works
- Open our eSIMology link and pick where you are going: one country, a region such as Europe, or a global plan.
- Choose your data: fixed plans from 100 MB to 20 GB, most lasting 30 days, or a daily-data plan.
- At checkout, type HONESTCODES into the code box: 10% comes off the plan before you pay.
- Pay by card, Apple Pay or Google Pay. The eSIM lands by email and on your order page the moment payment clears.
- Scan the QR code or tap to install. No app needed, and you can top up any time.
Who's eligible
Anyone buying a travel eSIM on esimology.com with an eSIM-ready, unlocked phone. HONESTCODES takes 10% off any plan, fixed data or daily data, paid in GBP, EUR or USD. One code fits each basket. The code is exclusive to HonestCodes and has no end date.
eSIMology discount code: 10% off prices that already start lower
eSIMology discount code HONESTCODES takes 10% off any travel eSIM plan.
Code: HONESTCODES · Open the eSIMology offer →
The prices start under Airalo and Saily on 5 GB, and the code cuts them again. Type it into the code box at checkout. It works on every plan, from a 1 GB weekend to a 20 GB month. It is exclusive to HonestCodes, it has no end date, and one code fits each basket.
eSIMology 5 GB prices against Airalo and Saily
| Destination | eSIMology 5 GB | Airalo 5 GB | Saily 5 GB |
|---|---|---|---|
| Japan | £6.99 (30 days) | £8.00 (7 days) | £8.49 (30 days) |
| USA | £8.99 (30 days) | £10.00 (7 days) | £10.99 (30 days) |
| Europe (35 countries) | £12.49 (30 days) | £14.50 (7 days) | £14.99 (30 days) |
| Turkey | £5.99 (30 days) | £7.00 (7 days) | £7.49 (30 days) |
| Thailand | £4.99 (30 days) | £5.50 (7 days) | £5.99 (30 days) |
| Spain | £5.99 (30 days) | £6.50 (7 days) | £7.49 (30 days) |
| UK | £8.49 (30 days) | £9.50 (7 days) | £9.99 (30 days) |
| Mexico | £8.99 (30 days) | £9.50 (7 days) | £11.49 (30 days) |
| Global (117 countries) | £22.49 (30 days) | – | £25.99 (60 days) |
eSIMology prices on 7 Nov 2026; Airalo and Saily prices on 6 Nov 2026, read on their own UK pages in pounds. All before the 10% code. eSIMology is cheaper on 5 GB in all 8 top destinations, and its 5 GB plans run for 30 days where Airalo's run for 7. Want the rivals' own offers? See the Airalo discount and the Saily eSIM deal.
More eSIMology plans and prices
- 1 GB for 7 days: from £3.99 in most countries.
- 3 GB for 30 days: £4.99 for Europe (35 countries), France, Italy, Spain, Portugal, Greece, Japan, Thailand, the UK and Turkey.
- 5 GB for 30 days: France £6.99; Italy, Portugal and Greece £5.99.
- 10 GB for 30 days: Turkey £7.99; the UK, Spain, Italy, Portugal and Greece £9.99; France and Japan £10.99; the USA and Europe (35 countries) £13.99.
- Daily data: plans from 500 MB to 10 GB a day. The UK at 1 GB a day for 7 days costs £8.99.
Prices on 7 Nov 2026, before the 10% code. The plan list updates daily, so the shop always shows today's price.
eSIMology in brief
eSIMology, the eSIM experts, sells travel data eSIMs for 200+ destinations: 244 countries and regions in its plan list on 7 Nov 2026. You buy online, then scan the QR code or tap to install. No app is needed. The eSIM arrives by email and on your order page the moment the payment clears.
Pay your way. Card, Apple Pay or Google Pay, in GBP, EUR or USD.
Top up any time. Add data to the same eSIM when you need more.
5% back on every order. It lands as store credit for your next trip.
Two kinds of plan. Fixed data from 100 MB to 20 GB, most lasting 30 days, or daily data from 500 MB to 10 GB a day.
eSIMology refund promise
- Never installed: cancel within 30 days for a full refund to the card or wallet you paid with.
- Installed but not connecting: support fixes it, or the eSIM is replaced or refunded.
Terms in plain English
- Who can use it: anyone buying a plan on esimology.com.
- What it takes off: 10% off any plan, fixed data or daily data.
- How to add it: open our eSIMology link, then type HONESTCODES into the code box at checkout.
- One code per basket: it can't be combined with another code.
- Expiry: no end date.
- Your phone: it needs to be eSIM-ready and unlocked. eSIMology's phone checker lists the models.
Is there an eSIMology promo code or discount code?
Yes. HonestCodes has the eSIMology discount code HONESTCODES: 10% off any plan, typed at checkout. It is exclusive to HonestCodes and has no end date.
| What people search for | What actually exists |
|---|---|
| esimology discount code | HONESTCODES, typed at checkout, for 10% off any plan |
| esimology promo code | The same HONESTCODES, typed in the code box |
| esimology voucher code | Our HONESTCODES, for the same 10% saving |
| cheap esim for travel uk | 5 GB for 30 days from £4.99 (Thailand), before the code |
| japan esim 5gb | £6.99 for 30 days at eSIMology on 7 Nov 2026, before the code |
| europe esim uk | 35 countries on one eSIM, 5 GB for 30 days £12.49, before the code |
Every one of these searches lands on the same code and the same shop.
Who it suits
- Holidaymakers in Europe. Spain, Italy, Portugal or Greece 5 GB for 30 days at £5.99, before the code.
- Multi-country trips. One Europe eSIM covers 35 countries: no new plan at every border.
- Long-haul travellers. Japan 5 GB at £6.99 and the USA at £8.99, both for 30 days.
- Heavy data users. Daily plans up to 10 GB a day keep maps, video calls and uploads running.
Compare more travel eSIM codes
See the best eSIM for travel in the UK, Sim Local's exclusive code, the Yesim eSIM code and every travel promo code on HonestCodes.
Source documentation
- eSIMology plans and prices: esimology.com plan list, read 7 Nov 2026.
- Refund promise, delivery, payment and top-ups: esimology.com, read 7 Nov 2026.
- Airalo and Saily 5 GB prices: each brand's own UK destination pages, in GBP, read 6 Nov 2026.
Does the eSIMology discount code still work in 2026?
Yes. HonestCodes checked the eSIMology discount code on 7 November 2026 against eSIMology's own published terms. Today's offer: 10% off any eSIM plan, exclusive code. When it pays: taken off the plan price before you pay.
Is the eSIMology discount code legit?
Yes. It is eSIMology's own offer: every figure on this page is read from eSIMology's own published terms, and our link opens esimology.com.
The eSIMology discount code is verified and the link is live — it takes under a minute to claim.
Frequently asked questions
Is there an eSIMology discount code?
Yes. HONESTCODES takes 10% off any eSIMology plan. Open our eSIMology link, pick your plan and type the code at checkout. It is exclusive to HonestCodes, has no end date, and one code fits each basket. HonestCodes checked it on 7 November 2026 against eSIMology's own published terms.
How much does an eSIMology eSIM cost?
On 7 Nov 2026, 1 GB for 7 days started at £3.99 in most countries. 5 GB for 30 days cost £4.99 for Thailand, £5.99 for Turkey and Spain, £6.99 for Japan, £8.99 for the USA and £12.49 for Europe (35 countries). The 10% code comes off these prices.
Is eSIMology cheaper than Airalo and Saily?
On 5 GB plans, yes, in all 8 top destinations compared: Japan, USA, Europe, Turkey, Thailand, Spain, the UK and Mexico (eSIMology prices on 7 Nov 2026, Airalo and Saily on 6 Nov 2026). Japan 5 GB costs £6.99 at eSIMology, £8.00 at Airalo and £8.49 at Saily. eSIMology's 5 GB plans also last 30 days, where Airalo's last 7.
What is eSIMology's refund policy?
An eSIM you never installed can be cancelled for a full refund to the card or wallet you paid with, within 30 days. If an installed eSIM won't connect, support fixes it, or it is replaced or refunded.
How do I install an eSIMology eSIM?
The eSIM arrives by email and on your order page the moment payment clears. Scan the QR code, or tap to install on your phone. No app is needed.
Which countries does eSIMology cover?
200+ destinations, with 244 countries and regions in its plan list on 7 Nov 2026. You can buy a single-country eSIM, a regional plan such as Europe (35 countries), or a global plan covering 117 countries.
Can I top up an eSIMology eSIM?
Yes, top up any time. Every order also earns 5% back as store credit for your next plan.
What is eSIMology?
eSIMology, the eSIM experts, is an online travel eSIM shop at esimology.com. It sells data eSIMs for 200+ destinations, priced in GBP, EUR or USD, paid by card, Apple Pay or Google Pay.
We run eSIMology.
Seen enough? You get 10% off any eSIM plan, verified against eSIMology's own published terms.
