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Alternatives

10 best DeepPDF alternatives

Tools that cover the same task as DeepPDF (writing), ranked by how completely their pricing, free tier and API access are documented. Checked Oct 4, 2026.

DeepPDF starts at
Not listed
Free plan
Free plan
API
API unknown
  1. 01

    Grantable

    Grantable is AI grant-writing software that acts as a grants department for nonprofits, combining funder discovery, RFP parsing, narrative drafting, budgets, and team collaboration. Plans scale AI chat capacity and file import limits while keeping the same feature set across tiers.

    • From $50/mo
    • Free plan
    • API unknown

    Best for: Nonprofit grant teams and agencies that want one workspace for funder search, proposal drafting, dashboards, and scans without per-seat gates.

  2. 02

    Cabina.AI

    Cabina.AI is an all-in-one AI workspace that bundles chat with many LLMs, image and video models, PDF chat, transcription, and dozens of writing utilities in one interface. Token-based subscriptions unlock higher limits across text, image, and audio generation tools.

    • From $4.99/mo
    • Free plan
    • API available

    Best for: Creators and operators who want many models and utilities in one subscription instead of separate tools.

  3. 03

    GetGenie

    GetGenie is an AI SEO writing assistant for WordPress and beyond that helps teams research keywords, draft content, and optimize for search and AI citations. It bundles blog wizards, SERP analysis, Genie Chat, and image generation into one content workflow.

    • From $9.99/mo
    • Free to start
    • API unknown

    Best for: WordPress publishers and SEO teams who want AI drafting, keyword research, and optimization in the same tool.

  4. 04

    3MinTop

    3MinTop is an AI reading assistant that summarizes books and documents into short daily digests with mind maps, translations, and Q&A. It supports EPUB and PDF workflows for students and professionals building a reading habit in minutes per day.

    • From $8.29/mo
    • Free plan
    • API available

    Best for: Busy readers who want chapter summaries, mind maps, and bilingual support without finishing every page manually.

  5. 05

    AssignmentGPT

    AssignmentGPT AI is a student-focused writing and homework assistant covering essays, math solvers, code help, diagrams, and upload-image Q&A. Public pricing lists tiered word limits, multilingual support on higher plans, and promotional monthly rates on paid subscriptions.

    • From $2.91/mo
    • Free trial
    • API unknown

    Best for: Students and educators who want AI help across assignments, math, coding, and content writing from one dashboard.

  6. 06

    Diglot

    Diglot is an AI writing workspace for non-native English authors that combines translation, grammar checking, paraphrasing, research, citations, and an Authorship Certificate in one flow. It targets students, researchers, and professionals who draft in another language and publish polished English documents.

    • From $19/mo
    • Free plan
    • API unknown

    Best for: ESL writers, international students, and researchers who need bilingual drafting, editing, and verifiable writing-process evidence in one app.

  7. 07

    GPT Workspace

    GPT Workspace extends Google Docs, Sheets, Slides, Gmail, and Drive with a GPT-5.2-class reasoning agent and multi-model chat. The marketing site sells Starter, Standard, and Pro subscriptions with bundled AI credits, formula helpers in Sheets, and team billing on higher tiers.

    • From $9/mo
    • Free plan
    • API unknown

    Best for: Google Workspace users who want ChatGPT, Claude, and Gemini agents directly inside Docs, Sheets, Slides, Gmail, and Drive.

  8. 08

    ClevopyAI

    ClevopyAI is an AI writing workspace with dozens of generators for blogs, ads, email, social posts, and chat-assisted drafting. The homepage highlights image generation, unlimited projects on paid tiers, and templates aimed at freelancers, agencies, and marketing teams.

    • From $21.60/mo
    • Free plan
    • API unknown

    Best for: Freelancers, agencies, and marketers who want a broad catalog of AI copy tools plus chat and image generation in one subscription.

  9. 09

    Avidnote

    Avidnote helps researchers read, write, and analyze academic work with AI templates. Users upload papers for Q&A and summarization, draft literature reviews, run quantitative analysis, and transcribe or code qualitative interviews in one workspace.

    • From $19/mo
    • Free plan
    • API unknown

    Best for: Academic and industry researchers who want AI-assisted reading, writing, transcription, and data analysis in a dedicated research notebook.

  10. 10

    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.

    • From $2.99/mo
    • Free plan
    • API unknown

    Best for: Researchers, faculty, and industry experts who need sourced answers and organized document libraries in one workspace.

DeepPDF alternatives: common questions

What is the best free alternative to DeepPDF?

Grantable has an ongoing free plan. Free plan includes baseline AI capacity with 5 chat messages per day and 10 MB file imports Free plans change, so check the vendor before relying on one.

What is the cheapest DeepPDF alternative?

AssignmentGPT has the lowest listed starting price at $2.91/mo.

Which DeepPDF alternatives have an API?

Cabina.AI, 3MinTop mention API or developer access.