Alternatives
10 best SolvexCalc alternatives
Tools that cover the same task as SolvexCalc (ai writing), ranked by how completely their pricing, free tier and API access are documented. Checked Oct 7, 2026.
- SolvexCalc starts at
- Not listed
- Free plan
- Free plan
- API
- API unknown
- 01
OutGrow
Outgrow is a no-code interactive content platform for marketers to build calculators, quizzes, assessments, polls, forms, surveys, chatbots, and landing experiences. The vendor emphasizes lead acquisition, conversion lifts, and integrations with CRM and email tools.
Best for: Marketers and growth teams creating interactive lead magnets, assessments, and recommendation flows.
- 02
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.
- 03
MisarMail
MisarMail combines email campaigns, automations and a shared inbox with AI writing and an Autopilot workflow. It supports sender domains, tracking and transactional delivery through a documented REST API, with plan-based contact, sending and AI-generation limits.
Best for: Teams that need reviewed AI campaign drafts and an email delivery workflow in the same platform.
- 04
DetectGPT - AI Humanizer
DetectGPT provides an AI humanizer and detector suite to rewrite AI-generated text so it reads naturally and passes detector checks. Paid plans bundle monthly word quotas for humanization, detection, batch files, and plagiarism checking.
Best for: Writers, freelancers, and teams needing to humanize AI drafts and validate them against major detectors.
- 05
Emplibot
Emplibot automates SEO blogging by researching keywords, generating articles, creating social posts, and auto-publishing to WordPress and major social channels. Plans scale weekly article and social output, banner generation, and keyword research limits for agencies and in-house marketers.
Best for: Marketing teams and agencies that want hands-off blog and social content pipelines tied to SEO research.
- 06
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.
- 07
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.
- 08
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.
- 09
Tshabok AI
Tshabok.ai automates QA by generating software test cases from uploaded documentation or from AI-created requirements. QA teams upload docs or links, and the service produces structured test cases with tiered monthly plans based on document and web-link credits.
Best for: QA engineers and software teams that want AI-generated test cases from requirements, specs, or web links.
- 10
Copy.ai
Copy.ai is a go-to-market AI platform built around workflows, tables, and agents for sales, marketing, and operations teams. Self-serve tiers scale by seats and monthly workflow credits.
Best for: GTM teams automating outbound and content workflows rather than one-off document generation.
SolvexCalc alternatives: common questions
What is the best free alternative to SolvexCalc?
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 SolvexCalc alternative?
AI Essay Grader has the lowest listed starting price at $7.99/mo.
Which SolvexCalc alternatives have an API?
EasyFunctionCall, MisarMail, DetectGPT - AI Humanizer, Jotform.com, UndetectedGPT mention API or developer access.