NXTL vs send21

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

NXTL compared with send21
Detail	NXTL	send21
What it does	One reusable global pay-as-you-go data eSIM for 180+ countries	Non-custodial crypto payment links and API for people and AI agents
Stage	Not given	Not given
Founded	Not given	Not given
Based in	LT	Not given
Pricing model	Paid	Paid
Pricing	eSIM purchase: €10.71 (includes €8.93 prepaid balance). Data rates vary by destination and network, ranging from €0.48/GB to €2.38/GB. No monthly subscription; users pay for actual data consumed from their prepaid balance.	One fee per payment: 0.49% on $0-$10, 0.39% on $10-$50, 0.29% on $50-$100, 0.19% on $100-$500, 0.14% on $500-$2,000, 0.09% on $2,000-$10,000, 0.04% on $10,000-$50,000, 0.02% on $50,000-$100,000, 0.01% above $100,000. Minimum $0.01, maximum $100. No subscription, setup fee or monthly minimum.
Key features	No expiring balance - unused prepaid data carries forward indefinitely Pay-as-you-go pricing with no monthly subscription Trip planner to estimate costs before travel Shared prepaid balance across multiple eSIMs on same account Network preference selection (Cheapest or Best coverage) Connectivity guarantee with refund option Account management app and web dashboard	REST API with scoped keys and batch drafts up to 25 per call Support for Bitcoin PSBT and batching wallets like Safe No KYC required, encrypted email storage only Idempotency keys for safe retries Shopify connection with custom app and setup help Fee collected separately on Ethereum and EVM chains via Safe batching
What makes it different	One reusable eSIM installed once and kept for all future supported trips, eliminating need to buy and install new country bundles Unused balance never expires, so customers keep value across trips and don't forfeit unspent data Transparent pay-as-you-go model where customers pay only for actual data used with no fixed bundles or expiry deadlines Global prepaid account balance that works across all supported destinations without per-country packages Rewards program offering 5% in NXTL Tokens on eligible purchases and usage discounts	Not given
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	24 no change since last check	6 +2 (up) since last check
Trust Flow (Majestic)	8	15
Citation Flow (Majestic)	21	28
Referring domains (Majestic)	68	35

4 details filled in for both companies.

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