Top Lettria Alternatives in 2026
No user reviews yet FreemiumLettria transforms unstructured PDFs into structured knowledge graphs, enabling precise, traceable answers in regulated sectors. Its NLP modules extract tables, diagrams, entities, and relationships, combining graph retrieval with vector search to improve accuracy and support audit‑ready compliance workflows.
Best 5 Lettria Alternatives:
29 Lettria Alternatives & Competitors
Tool
Pricing
Rating
Popularity
Compare
#1
Landing.ai
AI‑powered extraction of structured data from complex documents.
Subscription
from $250/mo
No reviews yet
49 popularity
#2
docugami
AI-powered document-to-graph conversion for structured extraction automation
Freemium
No reviews yet
39 popularity
▲ +9.1% MoM
#3
PDFGPT
AI-powered PDF summarization, cross-document search, and comparative analysis
Subscription
from $4.99/mo
100%
1 review
45 popularity
▲ +5.6% MoM
#4
SuperAI
AI-driven document conversion to structured data via customizable workflows.
Free
No reviews yet
46 popularity
▼ -18.3% MoM
#5
ChatPdf.so
Extracts information from PDF documents efficiently
Free trial
100%
4 reviews
44 popularity
#6
squirro.com
AI-powered analytics for compliant, secure data-driven decision-making
Freemium
100%
1 review
45 popularity
AI-driven PDF and image to structured data conversion
Subscription
from $9/mo
100%
1 review
27 popularity
▼ -55.3% MoM
#8
Ask Your PDF
AI-driven PDF interrogation, summarization, and insight extraction
Free
100%
4 reviews
54 popularity
▲ +4.1% MoM
App
#9
aiPDF
AI-driven PDF chat: upload, summarize, query, source-backed answers
Subscription
from $9/mo
No reviews yet
37 popularity
#10
selfGPT
AI-driven summarization and insight extraction from uploaded documents
Freemium
No reviews yet
25 popularity
▼ -63.1% MoM
#11
qomplement
AI-powered extraction of ERP-ready structured data from documents
Free
No reviews yet
36 popularity
▲ +68.4% MoM
#12
PDF2Anki
AI-driven workspace for ingesting content and generating study tools
Free
No reviews yet
38 popularity
▲ +64.0% MoM
#13
Doctly AI
AI-driven extraction of structured data from documents.
Freemium
from $499/mo
No reviews yet
30 popularity
#14
Chatdoc
AI-powered chat queries documents, retrieves cited answers quickly
Freemium
100%
1 review
47 popularity
▼ -43.1% MoM
#15
ScrapeGraphAI
AI-powered web scraping for structured data extraction
Freemium
100%
1 review
52 popularity
▼ -36.2% MoM
#16
ChatPDFGPT
AI-powered PDF interaction and summarization
Free
No reviews yet
23 popularity
▼ -71.5% MoM
#17
AI ChatDocs
GPT-4 powered interactive summarization and Q&A for documents
Subscription
from $9.99/mo
100%
1 review
30 popularity
▼ -56.2% MoM
#18
Curiosity
AI‑powered unified knowledge graph search for enterprise data.
Subscription
75%
4 reviews
44 popularity
#19
Nex AI
AI-powered real-time ingestion, validation, and fraud detection for enterprises
Subscription
No reviews yet
34 popularity
▲ +186.7% MoM
#20
instabase.com
Extract, validate, and analyze documents using AI-driven automation for businesses
Free
No reviews yet
42 popularity
▼ -18.1% MoM
#21
PDF Pilot
AI-driven extraction of structured data from PDFs for automated workflows
Free trial
No reviews yet
26 popularity
▼ -62.8% MoM
#22
ContextClue
AI transforms CAD and ERP data into searchable knowledge graphs.
Freemium
57.1%
7 reviews
32 popularity
▼ -55.2% MoM
AI-powered PDF research, annotation, and slide generation
Freemium
No reviews yet
32 popularity
▼ -31.2% MoM
#25
PDF GPT
AI-driven PDF summarizer, offering page references and searchable insights.
Freemium
from $6/mo
80%
5 reviews
19 popularity
AI-powered chat for extracting, summarizing, translating PDFs
Paid
from $18.99/mo
33.3%
3 reviews
▼ -100.0% MoM
#29
AI Mind Mapper
Generate AI‑powered mind maps from PDF documents.
Subscription
No reviews yet
▼ -100.0% MoM
Also listed in:
Data extraction
Text-to-video
Document assistant
Knowledge base management
Language Learning
Productivity
Frequently Asked Questions
Based on user reviews, the highest-rated Lettria alternatives are
PDF GPT (80%),
LightPDF (73.3%),
ContextClue (57.1%).
Yes, 18 of the 29 alternatives listed here offer a free plan, including docugami, SuperAI, ChatPdf.so.
Nex AI is the fastest-growing Lettria alternative here, with traffic up 187% month over month.