Retainer alternatives

Tools that do what Retainer 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 Retainer.

Read 2026-10-26

With a free plan or free to use: Invoice Fly, Bill Every Hour You Actually Worked, Invoice Badger, Ramp.

10 alternativesUnlike Retainer

#1
Invoice Fly Finance
Generates invoices, estimates, and quotes for contractors and small businesses with payment collection and time tracking.
More widely used
276k
Active
From $8.99/mo
2023
#2
TradepilotUSA Finance MCP · open
Tracks website visitors, stores leads and customer records, issues invoices, and runs SEO and partner workflows in one dashboard.
Also: Analytics
40
Active
#3
Bill Every Hour You Actually Worked Finance MCP · open
Logs billable hours from spoken descriptions and tracks project budgets, margins and invoice-ready exports for service firms.
Also: Chat assistant, Analytics
4
Active
From $9/user/mo
#4
Invoice Badger Finance MCP · sign-in
Logs hours and fixed fees against client invoices, then sends each invoice to the client as a printable link.
Same job
Little sign of use
Active
From ≈ $6.68/mo
#5
Rippling HR
Runs payroll, benefits, HR records, device and app provisioning and corporate cards from one employee database that syncs changes across systems.
Also: AnalyticsMore widely used
704k
Active
From $8/user/mo
2016
#6
Ramp Finance
Issues corporate cards and automates expense reports, invoice processing, and accounting entries across spend categories.
Also: Analytics, ComplianceMore widely used
738k
Active
From $15/user/mo
2019
#7
Clemta Finance
Handles US business formation, banking setup, tax compliance, invoicing, and bookkeeping for new companies.
Also: ComplianceMore widely used
155k
Active
From $29/mo
#8
AgentCollect Finance MCP · sign-in
Voice and email agents call debtors about unpaid invoices and route payments straight to your account.
Also: Voice
156
Active
Contact sales
2020
#9
Orb Finance
Automates usage-based billing, metering, invoicing, and pricing strategy for subscription and consumption models.
Also: AnalyticsMore widely used
28k
Active
From $6 per use
#10
OCTA Finance
AI agents run accounting work including reconciliations, filings, and billing for review by firm staff.
Also: AgentsMore widely used
560
Active
From $199/mo
2024

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How this list is made: the words Retainer 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.