A1 BG eSIM Extra — full review and pricing

Quick facts. A1 BG eSIM Extra is operated by A1 Bulgaria EAD, headquartered in Sofia, Bulgaria, with the brand established in Mtel founded 1994 (rebranded A1 in 2018). The operator is owned by A1 Telekom Austria Group (Vienna Stock Exchange:TELA, majority owned by América Móvil). A1 BG eSIM Extra positions itself as A1 Bulgaria's eSIM data add-on for prepaid and postpaid customers, billed via the tier structure detailed below.

A1 BG eSIM Extra markets a esim & voip subscription targeted at users who want a fully-managed product without piecing it together themselves. The pricing snapshot below pulls Subger's live tracker, so anchor prices stay current as A1 BG eSIM Extra adjusts published rates. The rest of this page details the operator, current tiers, feature coverage, support reach and 10 short FAQs.

Operator background

A1 BG eSIM Extra runs under A1 Bulgaria EAD, headquartered in Sofia, Bulgaria. The product was established in Mtel founded 1994 (rebranded A1 in 2018), and the company is currently owned by A1 Telekom Austria Group (Vienna Stock Exchange:TELA, majority owned by América Móvil). A1 BG eSIM Extra sits in the esim & voip category and competes for the same recurring spend as nearby esim & voip brands on this site. See related coverage in /en/us/promo and /en/us/deal for cross-brand context.

Headquarters and corporate status

• Legal entity: A1 Bulgaria EAD
• HQ: Sofia, Bulgaria
• Founded / launched: Mtel founded 1994 (rebranded A1 in 2018)
• Ownership: owned by A1 Telekom Austria Group (Vienna Stock Exchange:TELA, majority owned by América Móvil)

The operator's corporate status determines who you contract with at checkout — typically the legal entity above, even if billing goes through a regional reseller.

Why A1 BG eSIM Extra matters in esim & voip

A1 BG eSIM Extra positions itself as A1 Bulgaria's eSIM data add-on for prepaid and postpaid customers. The 2024-2025 differentiator: 2024-2025 expanded eSIM auto-provisioning for prepaid customers and launched 5G+ standalone in Sofia.

Pricing and tier structure

Current tier structure: eSIM add-on data packs from BGN 5/month (1GB) to BGN 35/month (50GB). The anchor price referenced for headline comparison is eSIM 10GB pack BGN 15/month.

Plan grid

What changes between tiers

Higher tiers typically unlock larger allowances, additional household members or extra premium content; entry tiers exist for trial usage. Live prices in the Subger plan tracker override these anchors when A1 BG eSIM Extra adjusts published rates.

Recent pricing context (2024-2025)

2024-2025 expanded eSIM auto-provisioning for prepaid customers and launched 5G+ standalone in Sofia. Annual commitments commonly trim 10-20% off the headline monthly rate; check the live grid above before purchase.

Feature coverage

A1 BG eSIM Extra ships with the following named capabilities relevant to esim & voip:

• ESIM provisioning via A1 app
• BGN-denominated data packs
• 5G coverage in 30+ Bulgarian cities
• EU roaming included
• Tethering allowed

Feature matrix

Platform and device reach

Coverage spans the operator's published device list — typically modern iOS and Android plus a web client; some categories add desktop apps, smart-TV apps or vehicle integrations where relevant. Check the vendor's "Supported devices" page if you depend on a less common platform.

eSIM provisioning and country coverage

eSIM provisioning runs via QR code or carrier app; country coverage typically spans 100+ destinations with data-only or voice+data variants.

What this means for buyers

The category-specific behaviour above is the single biggest factor when comparing A1 BG eSIM Extra against alternatives in the same esim & voip bracket. Buyers who care about the feature mix detailed here will typically rank A1 BG eSIM Extra higher than buyers focused on price alone.

Support, billing and account management

A1 BG eSIM Extra offers customer support through the operator's standard channels — typically an in-app help centre, email contact and (for paid tiers) live chat or phone support during business hours.

Cancellation and refunds

You can cancel A1 BG eSIM Extra directly from the account dashboard. Refund policy follows the operator's published terms; many esim & voip services prorate or do not refund partial periods after the renewal date. See the cancel guide hub for the standard cancellation workflow.

Free trials and money-back

Free trials, money-back windows and intro pricing vary by tier and country. Anchor: eSIM 10GB pack BGN 15/month.

Comparison context

In the esim & voip category, A1 BG eSIM Extra competes with nearby brands you can browse via /en/us/compare. Buyers commonly look at A1 BG eSIM Extra alongside two or three peers before committing — the side-by-side compare table on this site lets you stack feature coverage and price in one view.

When A1 BG eSIM Extra is the right pick

• You want A1 Bulgaria's eSIM data add-on for prepaid and postpaid customers and the feature mix listed above
• The anchor price (eSIM 10GB pack BGN 15/month) fits the budget
• The operator's footprint covers your country

When to look elsewhere

• You need a specific feature A1 BG eSIM Extra does not list
• You are in a country outside the operator's main footprint
• The 2024-2025 differentiator (2024-2025 expanded eSIM auto-provisioning for prepaid customers and launched 5G+ standalone in Sofia) is not relevant to your use case

Frequently asked questions

What is A1 BG eSIM Extra?

A1 BG eSIM Extra is a esim & voip subscription operated by A1 Bulgaria EAD out of Sofia, Bulgaria, established in Mtel founded 1994 (rebranded A1 in 2018). It is currently owned by A1 Telekom Austria Group (Vienna Stock Exchange:TELA, majority owned by América Móvil).

How much does A1 BG eSIM Extra cost?

Current tier structure: eSIM add-on data packs from BGN 5/month (1GB) to BGN 35/month (50GB). Anchor headline price: eSIM 10GB pack BGN 15/month. See the pricing table above for the live grid.

Who owns A1 BG eSIM Extra?

The brand is owned and operated by A1 Bulgaria EAD. Corporate status: owned by A1 Telekom Austria Group (Vienna Stock Exchange:TELA, majority owned by América Móvil).

Where is A1 BG eSIM Extra available?

A1 BG eSIM Extra operates from Sofia, Bulgaria with country availability tied to the operator's footprint and licensing reach. Cross-check the vendor's region list before subscribing if you travel often.

Can I cancel A1 BG eSIM Extra any time?

Yes — cancellation runs through the operator's account dashboard. See the cancel guide hub for the standard workflow and country-specific notes.

Does A1 BG eSIM Extra offer a free trial?

Free-trial availability varies by tier and country. The anchor price (eSIM 10GB pack BGN 15/month) is the post-trial headline rate; trials, when offered, run 7 to 30 days depending on promo.

What payment methods does A1 BG eSIM Extra accept?

Payment methods follow the operator's checkout — typically major cards (Visa, Mastercard, Amex) plus locally-relevant alternatives like Apple Pay, Google Pay or country-specific wallets.

Is A1 BG eSIM Extra worth it in 2025?

A1 BG eSIM Extra's 2025 value depends on the feature mix you actually use. The 2024-2025 update — 2024-2025 expanded eSIM auto-provisioning for prepaid customers and launched 5G+ standalone in Sofia — is the single most relevant signal for current-year buyers.

How is A1 BG eSIM Extra different from competitors?

A1 BG eSIM Extra differentiates as A1 Bulgaria's eSIM data add-on for prepaid and postpaid customers. The operator background, founding year (Mtel founded 1994 (rebranded A1 in 2018)) and 2024-2025 update give buyers a sense of where the brand sits versus alternatives.

Where can I track A1 BG eSIM Extra pricing changes?

Subger's live tracker updates the anchor price (eSIM 10GB pack BGN 15/month) automatically when A1 BG eSIM Extra adjusts published rates. Bookmark the Subger A1 BG eSIM Extra page and check the pricing table above.

Sources and updates

Operator + tier + ownership facts compiled from public vendor disclosures, press releases and regulatory filings current to 2024-2025. Anchor price: eSIM 10GB pack BGN 15/month. Last refreshed at the timestamp in Subger's plan tracker.

Related on Subger

Browse adjacent coverage:

• Promo codes hub
• Deals hub
• Cancel guide hub
• Compare services
• True price tracker