# Cypher eSIM

Category: sims · Anonymous eSIM
Grade: B-
KYC: anonymous_signup
Highlights: XMR, ESIM, TELEGRAM-BOT, NO-ACCOUNT
Features: telegram_bot
Fees: Plans from $1 · XMR / BTC / Lightning / ETH / USDT / USDC / DAI / SOL / TON / cash by mail · no fiat card
Web: https://cypheresim.com/
Contact: Email: support@cypheresim.com · X: https://x.com/cypher_esim
Last verified: 2026-06-15
Also listed at: KYCnot.me, Monerica, cryptwerk

> No-account, no-KYC eSIM checkout — kycnot rates it 10/10 with Privacy 100/100; Telegram-bot delivery, Monero / BTC / Lightning / cash-by-mail, 180+ countries.

## Review

A no-account, no-KYC eSIM checkout for 180+ countries — buy a data plan in ~60 seconds via Telegram bot or web, pay in Monero, Bitcoin, Lightning, USDT (multi-chain), USDC, DAI, SOL, TON, or even cash by mail, receive the QR via the same channel, activate. Listed at **Grade B-** on the strength of kycnot's 10/10 overall score (Privacy 100/100, Trust 89/100, KYC level 0/4 "Guaranteed no KYC"), monerica's direct listing, a real Telegram-bot purchase flow, and broad coin coverage including Monero as a first-class option; held under full B by an anonymous operator behind a US business address, an astroturf-pattern review batch on cryptwerk, JS-only policy pages, and zero Monero community track record yet to triangulate against.

**What it is.** A privacy-positioned eSIM provider for travellers and digital nomads. Coverage spans 180+ countries with global, regional, country-specific, and multi-country plans. Purchase flow is no-account, no-email — pay in crypto, receive QR, install. Listed at **Grade B-** because kycnot's independent review awarded the strongest privacy score in their rubric (100/100) and the operator's no-account delivery is real; the half-step below full B reflects operator transparency gaps and US jurisdictional exposure rather than any specific service failure.

**Background.** Cypher eSIM ships an eSIM checkout via Telegram bot and a web SPA at `cypheresim.com`. Business address registered at 2381 Zanker Rd Ste 110, San Jose, CA 95131, US — a real US street address (Five Eyes jurisdiction, CLOUD Act / NSL exposure). Operator identity behind the address is undisclosed: no `/about` page, no founder identity, no incorporation details. External presence: X (`@cypher_esim`), Telegram bot for purchases, email at `support@cypheresim.com`, cryptwerk listing (3.4/5, three reviews — astroturf pattern flagged below), monerica listing (live, direct), kycnot listing (live, "unlisted" — kycnot has it in their DB at a 10/10 score but it doesn't surface in their search). Live since at least May 2026 (the earliest cryptwerk review dates from that month). No Monero forum discussion (Reddit, Bitcointalk, monero.town, Matrix) — the operator has not engaged with the Monero community despite accepting XMR.

**What you trust.**

- **kycnot 10/10, Privacy 100/100, Trust 89/100, "Guaranteed no KYC".** kycnot's review awards the strongest privacy posture they grade (level 0/4, "Terms explicitly state KYC will never be requested") and the strongest privacy attributes set in the eSIM cohort. Their summary: "Cypher eSIM is a no-KYC eSIM for 180+ countries. No account, no ID, no email — pay with crypto." This is unusually strong external validation for a service this new. *Caveat:* kycnot lists it as **unlisted** (in their DB at 10/10 but suppressed from search), which signals they want more user-side verification before promoting it.
- **monerica listing.** Direct listing on monerica.com confirming the no-KYC posture and the multi-coin (Monero / Bitcoin / Lightning / Fiat / Cash) payment menu.
- **No-account, no-KYC checkout — Monero accepted.** The payment screen offers XMR alongside USDT (TRC-20 / BEP-20 / Arbitrum / Solana), USDC, DAI, BTC, ETH, TON, plus Lightning and cash-by-mail. The flow is "select country and plan → pay invoice → receive QR" — no email, no registration, no documents at any step.
- **Telegram bot purchase path.** The operator runs the full purchase flow inside Telegram, which means the user never has to load the website in a non-Tor browser, never exposes a fingerprint to the operator's webapp, and receives the QR inside an encrypted messenger. Operationally the strongest privacy channel the operator offers.
- **Broad eSIM coverage and device compatibility.** 180+ countries per kycnot's review; 4G/5G with global / regional / country plans. Device support covers most flagship Android and iOS handsets from 2019 onward.
- **A real US business address is on file.** Mixed signal but worth surfacing: there's a physical address, not a Caribbean PO box. Accountability is at least nominally available — at the cost of US jurisdictional reach.

**Operational specs.**

- **Site.** https://cypheresim.com/ — Next.js SPA. Policy pages exist at `/privacy-policy` and `/terms-of-service` but require JavaScript to render.
- **Telegram bot.** Full purchase flow via the operator's bot.
- **Coverage.** 180+ countries (per kycnot); global, regional, country-specific, multi-country bundles; 4G + 5G.
- **Payment.** Monero, Bitcoin, Lightning, Ethereum, USDT (TRC-20 / BEP-20 / Arbitrum / Solana), USDC, DAI, SOL, TON, plus cash by mail. No fiat card, no bank.
- **Pricing.** Plans starting from $1 for local destinations per operator copy. No standalone fee / rate sheet on the website.
- **Account model.** No registration required to buy. No "my account" surface beyond the checkout / order-status route.
- **Tor mirror.** None advertised. No `Onion-Location` header.
- **Jurisdiction.** United States — registered business address in San Jose, CA. No incorporation number or officer identity published.
- **Channels.** Email `support@cypheresim.com`, X `@cypher_esim`, Telegram bot for purchases. No Matrix, SimpleX, Signal, or PGP key published.
- **External listings.** kycnot (10/10, unlisted in search), monerica (direct), cryptwerk (3.4/5 across 3 reviews).

**Operator philosophy.** Marketed as a no-KYC, no-data-retention eSIM service: "no account, no follow-up, no data retained" (operator copy). kycnot scores this 100/100 on Privacy — among the cleanest postures they review. The infrastructure choices reflect the privacy posture: Telegram-bot delivery is the strongest privacy lever the operator ships (avoids the SPA fingerprint, runs inside an encrypted channel), the payment menu treats Monero and Lightning as first-class, and a cash-by-mail option exists for users who don't want any blockchain footprint at all. The privacy posture is partially undermined by the US business address (CLOUD Act / NSL exposure means data-retention promises may be subject to compelled collection by US authorities), the JavaScript-required policy pages (a user running NoScript can't actually audit the no-data-retention claim), and the operator's complete absence from Monero community spaces. These are gaps to watch, not malice — the actual delivery (real QR codes, working eSIM activations) is what matters for users in the moment.

**Grade rationale.** Listed at **Grade B-** because kycnot's 10/10 Privacy 100/100 score, monerica's direct listing, XMR as a first-class payment option, a real no-account checkout path, broad 180+ country coverage, cash-by-mail as a no-blockchain option, and Telegram-bot delivery together describe a service that meets the directory's substantive bar. Held under full B by: (1) **kycnot's own "unlisted" status** — they award the 10/10 in their DB but keep it out of their search results, signalling they want more user-side verification before promoting it; (2) **operator transparency** — anonymous team behind a US business address with no incorporation detail or named individual; (3) **astroturf review pattern** — all three cryptwerk reviews posted the same day (May 21, 2026), which reads as paid or coordinated rather than organic adoption; (4) **JS-only policy pages** a NoScript user can't audit; (5) **zero Monero community footprint** despite accepting XMR — no forum threads, no marketplace cross-references; (6) **US jurisdiction's CLOUD Act / NSL reach** materially weakens any data-retention promise made by the operator. **Path to B:** independent test purchase logged (curator side), at least one organic Monero-community thread, kycnot promoting the listing out of "unlisted" status, and either the policy pages becoming readable without JS or a published transparency report on what (if anything) the operator collects at checkout.

**Useful when.**

- You want a no-account, no-KYC eSIM and you want to pay in Monero. The payment menu and Telegram-bot delivery match the no-KYC posture they advertise, and kycnot rates the privacy posture 100/100.
- You want to pay in cash for an eSIM — the cash-by-mail option is unusual in this category and lets you skip the blockchain trail entirely.
- You're a traveller who wants global / regional eSIM coverage without exposing the rest of your travel identity to a mainstream carrier.
- You'd rather buy via Telegram than a web SPA. The operator's bot is the most privacy-coherent purchase channel they offer.

**Caveats.**

- **Anonymous operator behind a US business address.** No founder, officer, or named individual published. If a purchase goes wrong, recourse is limited to support channels — there's no named party to escalate to. The US registration also means CLOUD Act / NSL exposure: if compelled by US authorities, the operator may be required to collect data the marketing copy claims they don't.
- **kycnot keeps the listing "unlisted" despite the 10/10 score.** Their database has the entry at top rating, but it doesn't appear in their public search. The most likely read is that kycnot is waiting for more user reviews / track record before promoting it. Treat the 10/10 as the strongest signal we have alongside that suppression caveat — both are real.
- **Astroturf-pattern reviews on cryptwerk.** All three cryptwerk reviews posted on the same day (May 21, 2026). The coincidence is statistically improbable for organic activity and reads as coordinated. Don't weigh those reviews heavily.
- **Policy pages render only with JavaScript.** `/privacy-policy` and `/terms-of-service` exist but a NoScript user sees the SPA shell, not the actual text. Audit yourself by enabling JS once, capturing the content, then re-blocking.
- **Zero Monero community footprint.** No Reddit, Bitcointalk, monero.town, or Matrix discussion. The operator accepts XMR but hasn't engaged with the community that would normally test, audit, and amplify a privacy-first eSIM.
- **No Tor mirror.** Clearnet-only. The Telegram bot mitigates this partially for users who run Telegram over Tor, but a dedicated `.onion` would be the cleaner solution.
- **No fee schedule.** Plans start from $1 per operator copy; the actual per-country / per-plan pricing is only visible inside the checkout flow.

Source: https://xmr.club/sims/cypher-esim