JupiterSignup alternatives

Tools that do what JupiterSignup does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from JupiterSignup.

Read 2026-10-21 · JupiterSignup itself: Free plan · From $10/mo

With a free plan or free to use: Maroo, I'm In!, Marketgenius, StackEasy, 1Capture, Free NZ Calculators, CoinMarketCap.

10 alternativesUnlike JupiterSignup

#1
PayPal Finance MCP · sign-in
Digital wallet that sends and receives money, issues a debit card, offers installment payments and holds savings balances.
More widely used
8.2M
Active
1998
#2
Maroo Finance MCP · sign-in
Manages client leads, quotes, contracts, invoices and contractor payments for wedding and event businesses, with ACH payouts and 1099 filing.
Costs moreAlso: Workflow automation
9.7k
Active
From $50/mo
#3
I'm In!MCP · open
Builds shareable sign-up sheets from a pasted email or event description, then handles reminders, waitlists and calendar links.
CheaperAlso: Workflow automation
24
Active
From $1.67/mo
#4
Marketgenius Finance
Free web platform that renders stock market heatmaps, per-stock fundamentals pages and built-in financial calculators such as DCF and CAGR.
Also: AnalyticsMore widely used
102k
#5
Online Payment Processing Solution Finance MCP · sign-in
Collects one-off and recurring bank payments by direct debit and pay-by-bank, and sends outbound account-to-account payments for businesses.
More widely used
467k
Pay per use
#6
StackEasy Finance MCP · sign-in
Tracks credit card balances, rewards, and deadlines across multiple cards to optimize spending and maximize cash back.
Costs moreMore widely used
6.3k
Active
From $25/mo
2024
#7
1Capture Finance
Verifies trial signups with real payment methods to reduce fake accounts and increase conversion to paid.
Costs moreAlso: Compliance
1.3k
Active
From $95/mo
2023
#8
Free NZ Calculators Finance MCP · open
Runs New Zealand tax, GST, KiwiSaver, mortgage and maths calculators, plus plain-English financial literacy guides and learning pathways.
Own MCP serverMore widely used
117k
Active
Free
2019
#9
CoinMarketCap Finance MCP · sign-in
Tracks live prices, market capitalisations and trading volumes for cryptocurrencies, ranked and charted for side-by-side comparison.
Costs moreAlso: Analytics
4.2M
Active
From $29/mo
2013
#10
PayRent Finance MCP · sign-in
Collects rent from tenants by bank transfer or card, refusing partial payments, and tracks balances on a landlord dashboard.
Costs more
17.2k
Active
From $24/mo

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How this list is made: the words JupiterSignup is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.