Alternatives
10 best Sign alternatives
Tools that cover the same task as Sign (e-signature), ranked by how completely their pricing, free tier and API access are documented. Checked Oct 4, 2026.
- Sign starts at
- Not listed
- Free plan
- Free plan
- API
- API available
- 01
Filestash
Filestash is a self-hosted unified file management gateway that connects to dozens of storage backends such as S3, SFTP, WebDAV, and cloud drives through one web UI. The vendor sells Hobby and company licenses with SSO and enterprise features while keeping a free self-hosted AGPL tier for small teams.
Best for: Teams that need one browser interface across many storage providers with optional commercial support.
- 02
Jotform.com
Jotform is a hosted online form builder for creating surveys, applications, payment forms, and workflows without coding. The cloud platform adds tables, e-signatures, AI agents, and integrations so teams collect submissions, automate follow-ups, and accept payments.
Best for: Marketers, HR teams, and small businesses that need drag-and-drop forms with payments, signatures, and workflow automation in one SaaS account.
- 03
Giftpack AI
Giftpack is enterprise gifting infrastructure with AI-assisted workflows. Teams run branded storefronts, global catalogs, recipient management, points rewards, and fulfillment for employee, customer, and partner incentive programs.
Best for: Marketing, sales, HR, and operations teams that need global corporate gifting, swag, and rewards at scale.
- 04
Activepieces
Activepieces is an open automation platform for building AI agents, flows, tables, and MCP integrations with a visual builder and cloud or self-hosted deployment. Teams use it to connect apps, run chat-to-automation workflows, and embed white-label automation in their products.
Best for: Builders and ops teams automating internal workflows, plus product teams embedding automation under their own brand.
- 05
Boords
Boords is an AI storyboard generator for video agencies that turns scripts into sequenced frames with camera notes, character continuity, and client approval workflows. The AI agent imports scripts, generates sketch images, and keeps comments attached to each frame.
Best for: Video agencies and brand teams storyboarding spots who need client sign-off in one tool.
- 06
Petal
Petal is a document analysis platform that lets teams chat with their own files using context-aware generative AI. It combines cloud document storage, reference management, and Petal AI answers that cite sources, with pricing tiers that meter AI credits, storage, and collaboration features for researchers and professionals.
Best for: Researchers, faculty, and industry experts who need sourced answers and organized document libraries in one workspace.
- 07
UiHub
Appaca, linked from this listing URL, is an AI workspace where teams build internal apps and specialized AI agents around real business workflows. Starter through Business tiers add AI credits, scheduled task runs, storage, and workspace members for operators who outgrow generic SaaS.
Best for: Operators and small teams customizing internal tools and AI agents to match how their business actually works.
- 08
Anchor Browser
Anchor Browser provides secure cloud browser infrastructure for computer-use AI agents to navigate authenticated web apps, fill forms, and extract data at scale. It offers SDK and MCP integrations, stealth browsing, captcha handling, and usage-based credit billing for sessions and AI steps.
Best for: SaaS builders, service providers, and enterprises automating web workflows that lack stable APIs.
- 09
Formisoft
Formisoft digitizes HIPAA-ready patient intake, e-signatures, booking, messaging, payments, and follow-up automation for independent medical practices. An AI form builder creates multi-page intake forms from plain-English descriptions before visits.
Best for: Independent clinics and specialty practices that need digital intake plus optional booking, inbox, and automation flows.
- 10
Future AGI
Future AGI helps teams build and monitor AI agents with simulations, evaluation, guardrails, tracing, and optimization products on usage-based pricing. Free tiers cover storage, AI credits, gateway traffic, and simulation minutes before paid Boost, Scale, and Enterprise plans add retention, SSO, and compliance features.
Best for: Startups and enterprises shipping agentic apps that need evaluation, monitoring, guardrails, and simulation before production traffic scales.
Sign alternatives: common questions
What is the best free alternative to Sign?
Filestash has an ongoing free plan. Self-hosted AGPL edition supports up to three users at no license cost according to the pricing page. Free plans change, so check the vendor before relying on one.
What is the cheapest Sign alternative?
Petal has the lowest listed starting price at $2.99/mo.
Which Sign alternatives have an API?
Filestash, Jotform.com, Giftpack AI, Activepieces, UiHub mention API or developer access.