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THIS SESSION · FINTECH · MONEY TOOLS

SlashPlan vs send21

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

SlashPlan compared with send21
DetailSlashPlan logo SlashPlansend21 logo send21
What it doesNot given Non-custodial crypto payment links and API for people and AI agents
StageNot given Not given
FoundedNot given Not given
Based inUS Not given
Pricing modelFree Paid
PricingNot given 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
  • Compare plans by estimated all-in monthly cost at your usage
  • Enter ZIP code to see available plans in your service area
  • Upload recent bill or provide usage details for comparison
  • Review all fees, credits, and contract terms alongside rates
  • Enroll and switch providers in minutes with expert guidance
  • Real-time monitoring of plan pricing and updates
  • ESI ID lookup tool for Texas service addresses
  • No sponsored listings, plans ranked by actual savings
  • 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
  • Calculates real monthly bills including all hidden fees and delivery charges most sites don't show
  • Uses actual usage patterns from 100,000+ Texas homes to predict your costs accurately
  • Licensed by the Public Utility Commission of Texas as official broker
  • Completely free with no sign-up required to compare plans
  • No sponsored listings ensures unbiased plan rankings by your actual savings
Not given
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)29 no change since last check6 +2 (up) since last check
Trust Flow (Majestic)915
Citation Flow (Majestic)2228
Referring domains (Majestic)3435

2 details filled in for both companies.

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