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Head-to-head · Legal eDiscovery Software

Exterro eDiscovery vs CloudNine

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Exterro eDiscovery #3 in Legal eDiscovery Software 9.1/10 Pricing on request ✓ 3 of 3 features Visit Exterro
CloudNine #5 in Legal eDiscovery Software 8.8/10 Pricing on request · 30-day trial Free trial✓ 3 of 3 features Visit CloudNine

Exterro eDiscovery leads on 0 checks, CloudNine on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreExterro eDiscovery · 9.1/10
  • Free trialonly CloudNine

Exterro eDiscovery scores higher on our rubric for legal ediscovery software: 9.1 against 8.8 out of 10; our editors rank them #3 and #5.

Exterro eDiscovery is the better fit for enterprises needing legal hold through production. CloudNine is the better fit for organizations handling modern and traditional data.

  • Exterro eDiscovery fits best

    Enterprises needing legal hold through production

  • CloudNine fits best

    Organizations handling modern and traditional data

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Exterro eDiscovery 9.1/10 Visit ↗ CloudNine 8.8/10 Visit ↗
At a glance
Editor score 9.1 8.8
Ranking #3 in Legal eDiscovery Software #5 in Legal eDiscovery Software
Best for Enterprises needing legal hold through production Organizations handling modern and traditional data
Pricing model Paid Paid
Starting price Pricing on request Pricing on request · 30-day trial
Free plan Not checked yet —
Free trial — 30 days
Deployment Cloud, Self-hosted Cloud, Self-hosted
Platforms Web Web, Windows
Support Phone Email, Phone, Tickets, Docs
Compliance SOC 2, ISO 27001 ISO 27001
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Exterro eDiscovery 3/3 · CloudNine 3/3
Native file viewer ✓ ✓
Email threading ✓ ✓
Automated redaction ✓ ✓
Specs
Deployment Vendor cloud Not checked yet
Supported data sources Microsoft 365, Google Workspace, Slack, Salesforce, Box, Dropbox, social media, mobile devices, endpoints, and on-premises file servers Email, documents, spreadsheets, records, SMS/text messages, WhatsApp, WeChat, Facebook Messenger, Slack, Microsoft Teams, Google Chat, Facebook, X, TikTok, Instagram, mobile-device data, computer artifacts, and cloud-service data
Production formats Not checked yet PDF, TIFF, JPG, RSMF, native files, text files, DAT, CSV, XML, and load files
Included storage Not checked yet Not checked yet
Our review
Pros
  • Covers legal hold, collection, review, redaction, and production
  • Connects with Microsoft 365, Slack, Salesforce, AWS, and more
  • Offers cloud, on-premises, and hybrid deployment options
  • Supports email, chats, texts, social media, and device artifacts
  • Combines OCR, deduplication, threading, and advanced search
  • Offers native review, redaction, and multiple production formats
Cons
  • Pricing is handled through contact with sales
  • The broad feature set may exceed narrow review needs
  • Deployment choice requires alignment with enterprise architecture
  • Paid pricing requires contacting CloudNine
  • There is no free plan
  • The platform is listed for web and Windows
Our verdict

Exterro eDiscovery is an AI-powered electronic discovery platform for corporate legal and compliance teams, law firms, government agencies, and regulated enterprises. It covers the full workflow from legal hold and in-place preservation…

Read the review →

CloudNine provides eDiscovery software for law firms, corporations, government agencies, and legal service providers. CloudNine Review supports the ingestion, searching, review, redaction, and production of traditional and modern data,…

Read the review →
  1. Exterro eDiscoveryLegal eDiscovery Software 9.1Pricing on request
  2. CloudNineLegal eDiscovery Software 8.8Pricing on request · 30-day trial

Strengths and trade-offs

  • Exterro eDiscovery — where it wins

    • Covers legal hold, collection, review, redaction, and production
    • Connects with Microsoft 365, Slack, Salesforce, AWS, and more
    • Offers cloud, on-premises, and hybrid deployment options

    Where it doesn't

    • Pricing is handled through contact with sales
    • The broad feature set may exceed narrow review needs
    • Deployment choice requires alignment with enterprise architecture
  • CloudNine — where it wins

    • Supports email, chats, texts, social media, and device artifacts
    • Combines OCR, deduplication, threading, and advanced search
    • Offers native review, redaction, and multiple production formats

    Where it doesn't

    • Paid pricing requires contacting CloudNine
    • There is no free plan
    • The platform is listed for web and Windows
  • Exterro eDiscovery9.1/10 · Pricing on request

    A full-lifecycle platform for legal hold, review, production, and audit reporting.

    Visit ExterroFull verdict →
  • CloudNine8.8/10 · Pricing on request · 30-day trial

    A broad eDiscovery platform for modern and traditional evidence, with contact-sales pricing.

    Visit CloudNineFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update