Alternatives
10 best ClosiPass alternatives
Tools that cover the same task as ClosiPass (voice & speech), ranked by how completely their pricing, free tier and API access are documented. Checked Oct 7, 2026.
- ClosiPass starts at
- Not listed
- Free plan
- Free to start
- API
- API unknown
- 01
EasyFunctionCall
EasyFunctionCall is a SaaS tool that converts OpenAPI and Swagger specifications into function-call parameters for LLM integrations. The embedded pricing UI offers Free, Basic, and Enterprise monthly plans with request and API limits.
Best for: Developers wiring ChatGPT, Claude, Gemini, or Llama tools who want automated OpenAPI-to-function-call conversion.
- 02
Betterfeedback
BetterFeedback adds AI post-purchase surveys to Shopify order confirmation pages, asking adaptive follow-up questions after checkout. Merchants see why customers bought—not just attribution labels—and get themes, sentiment, exports, and Zapier integrations.
Best for: Shopify merchants who want qualitative post-purchase insights on the order status page without coding surveys.
- 03
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.
- 04
AI Essay Grader
GraderAI (AI Essay Grader) helps K-12 and college teachers score essays against custom rubrics with plagiarism and AI-detection signals. It advertises bulk uploads, Google Classroom and Canvas sync, OCR for handwritten work, and analytics dashboards for student growth.
Best for: Teachers and departments who need faster rubric-based essay feedback with LMS integrations and compliance-focused handling.
- 05
Forewrite
Forewrite Pro bundles AI chat, templated writing, long-form docs, images, voiceover, and speech-to-text in one Gumroad-billed subscription. Users pick premium or fast models per task, with monthly allowances on premium models and included Brand Voice settings.
Best for: Solo writers and marketers who want one subscription for blogs, ads, documents, images, and audio without managing separate AI API keys.
- 06
UndetectedGPT
UndetectedGPT humanizes AI-generated text, runs Ghost Writer drafting, and bundles AI detection across major checker brands. The vendor sells monthly Plus, Pro, and Max plans with credits, boosts, and higher per-request word limits, plus a documented API and MCP integration for other apps.
Best for: Writers and students who draft with mainstream AI tools and want rewriter, detector, and tone controls before publishing or submitting work.
- 07
ApolloAI
ApolloAI helps researchers upload long PDFs and papers, run deep web research with citations, summarize videos, generate charts, and use voice AI through tiered research plans.
Best for: Students, academics, and analysts working with long documents and verified sources.
- 08
EasyFill.ai
EasyFill.ai helps teams build AI-assisted fillable forms and surveys with analytics on responses. The pricing page offers a 14-day trial plus Silver, Gold, and Platinum per-user plans with monthly USD prices.
Best for: Administrative and startup teams digitizing intake forms that need AI generation credits and payment-ready forms.
- 09
Forms.app
forms.app is a team-oriented form builder with AI form creation, unlimited responses on the free tier, payments, signatures, and deep integrations. Paid plans raise form counts, storage, branding removal, and analytics features.
Best for: Teams collecting surveys, leads, and payments who need collaborative form building with generous free limits.
- 10
GPTKit
GPTKit is an AI-generated text detector focused on ChatGPT-style writing with free character limits and paid unlimited tiers for teams. Higher plans raise per-request character caps, request rate limits, and optional API access for institutional buyers.
Best for: Educators, publishers, and teams screening AI-written submissions or user-generated content.
ClosiPass alternatives: common questions
What is the best free alternative to ClosiPass?
EasyFunctionCall has an ongoing free plan. Free plan includes 5 APIs and 100 requests per month with minimal support. Free plans change, so check the vendor before relying on one.
What is the cheapest ClosiPass alternative?
GPTKit has the lowest listed starting price at $5/mo.
Which ClosiPass alternatives have an API?
EasyFunctionCall, Jotform.com, UndetectedGPT, Forms.app, GPTKit mention API or developer access.