---
title: NLTK Reviews
meta_title: 'NLTK Reviews 2026: Details, Pricing, & Features | G2'
meta_description: Filter 48 reviews by the users' company size, role or industry to
  find out how NLTK works for a business like yours.
aggregate_rating:
  rating_value: 4.4
  review_count: 48
  scale: '5'
date_modified: '2026-06-15'
parent_category:
  name: Natural Language Processing (NLP)
  url: https://www.g2.com/categories/natural-language-processing-nlp
---

# NLTK Reviews
**Vendor:** NLTK Project  
**Category:** [Natural Language Understanding (NLU) Software](https://www.g2.com/categories/natural-language-understanding-nlu)  
**Average Rating:** 4.4/5.0  
**Total Reviews:** 48
## About NLTK
NLTK is a platform for building Python programs to work with human language data that provides interfaces to corpora and lexical resources such as WordNet, along with a suite of text processing libraries for classification, tokenization, stemming, tagging, parsing, and semantic reasoning, wrappers for industrial-strength NLP libraries, and an active discussion forum.





## NLTK Discussions
  - [What is NLTK used for?](https://www.g2.com/discussions/what-is-nltk-used-for)

- [View NLTK pricing details and edition comparison](https://www.g2.com/products/nltk/reviews?page=2&section=pricing&secure%5Bexpires_at%5D=2026-06-25+17%3A55%3A17+-0500&secure%5Bsession_id%5D=80872ac3-e571-45a0-b418-fcf4ac2331ed&secure%5Btoken%5D=a9306ee6f71725755818c756238f4225245410d70069d1150316aa905bb47c40&format=llm_user)

## NLTK Features
**Algorithm**
- Part of Speech Tagging
- Summarization
- Named Entity Recognition
- Sentiment Analysis
- Emotion Detection
- Language Detection

**System**
- Data Ingestion & Wrangling
- Programming Language Support
- Drag and Drop
- Pre-Built Algorithms
- Customizable Models

## Top NLTK Alternatives
  - [openNLP](https://www.g2.com/products/opennlp/reviews) - 4.0/5.0 (11 reviews)
  - [Stanford CoreNLP](https://www.g2.com/products/stanford-corenlp/reviews) - 4.3/5.0 (10 reviews)
  - [Amazon Comprehend](https://www.g2.com/products/amazon-comprehend/reviews) - 4.3/5.0 (82 reviews)