Blog
Guides on crypto, proxies, numbers and eSIMs. No fluff.
Crypto & Payments
No-KYC Crypto Swaps: How They Work, What They Cost, and How Zitto Compares
How no-KYC crypto swaps work, how they compare to exchanges like Coinbase and instant-swap services, and how to judge fees, rates and custody risk.
Nora Vance · 14 min read
Crypto & Payments
Accepting Crypto Payments Without Heavy Onboarding: BTCPay, Hosted Gateways and Zitto Checkout Compared
Compare self-hosted BTCPay Server, hosted crypto gateways and Zitto Checkout on onboarding, fees, custody, settlement and setup effort.
Nora Vance · 13 min read
Proxies
Residential vs Mobile vs Static ISP Proxies: A Practitioner's Guide (and How Zitto Stacks Up)
When to use residential, mobile or static ISP proxies for ad checks, rank tracking and QA, compared with Bright Data, Oxylabs and Decodo.
Theo Marsh · 15 min read
Numbers & SMS
Virtual Numbers for SMS & OTP Testing: Twilio Test Credentials vs Real Numbers vs Zitto
How to test SMS OTP and 2FA flows on systems you own: Twilio test credentials, real virtual numbers in many countries, and how Zitto numbers compare.
Theo Marsh · 12 min read
Travel eSIM
Travel eSIM Comparison: Airalo vs Holafly vs Nomad vs Zitto (Privacy-First Option)
A friendly, fair comparison of travel eSIMs: Airalo, Holafly, Nomad and Zitto on coverage, data plans, hotspot, signup and paying with crypto.
Lía Romero · 12 min read
Crypto & Payments
Fixed vs Floating Rate Crypto Swaps: Which One Actually Gets You More Coins?
Fixed or floating rate? How each crypto swap quote works, what you actually pay, and a simple rule for picking one by coin pair, chain speed and volatility.
Nora Vance · 9 min read
Crypto & Payments
Crypto Swap Fees Explained: Spread, Network Fees and the 'Zero Fee' Myth
Where crypto swap costs come from: spread, network fees, payout fees and slippage, plus a 3-step way to compare services on what you receive.
Nora Vance · 8 min read
Travel eSIM
Does My Phone Support eSIM? The 2-Minute Check (iPhone, Android, Unlocked)
Check whether your phone supports eSIM and is unlocked in two minutes. Steps for iPhone, Samsung, Pixel and other Android phones, and what to do if it doesn't.
Lía Romero · 7 min read
Proxies
Rotating vs Sticky Proxy Sessions: When to Rotate, When to Hold the IP
When rotating proxies beat sticky sessions and vice versa: session length, configuration patterns and common mistakes for monitoring and QA.
Theo Marsh · 8 min read
Numbers & SMS
Virtual US & UK Numbers and Cheap International Calling: Rentals, Per-Minute Rates and How Zitto Compares
Rent a US or UK virtual number for business, travel or remote work, and compare per-minute calling rates with Google Voice, Skype-style apps and Zitto.
Lía Romero · 13 min read
Crypto & Payments
Stablecoin Payments for Merchants: USDT vs USDC, Networks, Fees and Operations
How merchants accept USDT and USDC: picking networks, invoicing, freeze and de-peg risk, refunds, accounting, and how gateways like Zitto Checkout compare.
Nora Vance · 14 min read
Proxies
Mobile Proxies for Ad Verification: Seeing Your Campaigns the Way Mobile Users Do
Use 4G/5G mobile proxies to check your ad placements, landing pages and redirects by country and carrier, and budget per-day vs per-GB pricing fairly.
Theo Marsh · 13 min read
Travel eSIM
Regional vs Global vs Local eSIM Plans: How to Pick the Right One for a Multi-Country Trip
Local, regional or global eSIM? Compare cost per GB, coverage gaps, network quality and top-ups for multi-country trips, with worked trip examples.
Lía Romero · 13 min read
Numbers & SMS
Best Ways to Call the US From Abroad: Calling Apps, Web Dialers and How Zitto's Dialer Works
Compare ways to call US phones from abroad: messaging apps, Google Voice, paid calling apps, carrier add-ons and Zitto's web dialer, by rate and quality.
Theo Marsh · 13 min read
Crypto & Payments
How to Pay for Online Services With Crypto: Wallets, Networks, Fees, Refunds and Records
Pay for eSIMs, phone numbers, calling credit, proxies and other online services with crypto: wallet choice, stablecoin networks, fees, refunds and records.
Nora Vance · 14 min read