Which is better, Relativity or Z-Discovery?

Relativity edges out Z-Discovery based on user ratings across 260 reviews. That said, the best pick depends on your workflow — Z-Discovery may be a stronger fit for specific team sizes or use cases. Review the full comparison to decide.

What are the main differences between Relativity and Z-Discovery?

Key differences between Relativity and Z-Discovery include target audience (Relativity targets Medium Business while Z-Discovery serves Large Enterprises). Use the Spotsaas comparison table to evaluate each dimension before deciding.

Do both Relativity and Z-Discovery offer a Free trial?

Neither Relativity nor Z-Discovery offers a free trial.

Who are the typical users of Relativity?

Relativity is designed for Medium Business, Small Business.

Who are the typical users of Z-Discovery?

Z-Discovery is designed for Large Enterprises, Medium Business.

What is the starting price of Relativity and Z-Discovery?

Pricing details for both Relativity and Z-Discovery are unavailable.

What are the best alternatives to Relativity?

Some top alternatives to Relativity include Logikcull, Cavo eD, Catalyst Insight, Everlaw, Z-Discovery.

What are the best alternatives to Z-Discovery?

Some top alternatives to Z-Discovery include Relativity, Cavo eD, Catalyst Insight, Exterro, eDiscovery Point.

Relativity vs Z-Discovery vs Exego Comparison

Last updated: May 18, 2026

Relativity

4.5(260 reviews)

Starting at Contact for pricing

Medium Business
Small Business

Relativity is a eDiscovery platform purpose-built from the ground up to deliver immediate insights through a single search box. It transforms legal review with powerful, easy-to-use functionality and eliminates costly de…

View Pricing Read Reviews

Z-Discovery

4.4(93 reviews)

Starting at Contact for pricing

Large Enterprises
Medium Business

The Z-DISCOVERY is an eDiscovery application offers robust functionality available. Built for a small office or to handle unlimited data, it is completely scalable and provides control over searchable documents, metadata…

View Pricing Read Reviews

Exego

4.7(5 reviews)

Starting at Contact for pricing

Large Enterprises
Medium Business

Exego is a revolutionary eDiscovery software suite intended to help litigators simplify complex cases. Tasks that used to be handled by expensive outsourcing can now be done in-house. Processing emails, instant messages,…

View Pricing Read Reviews

Relativity leads on user satisfaction with a 4.5-star rating across 260 reviews.

Relativity vs Z-Discovery vs Exego — at a glance

Feature	Relativity	Z-Discovery	Exego
Rating	4.5 / 5	4.4 / 5	4.7 / 5
Reviews	260	93	5
Starting price	Contact for pricing	Contact for pricing	Contact for pricing
Free trial	No	No	No
Free version	No	No	No
Best for	Medium Business, Small Business	Large Enterprises, Medium Business	Large Enterprises, Medium Business, Small Business
Category	eDiscovery Software	eDiscovery Software	eDiscovery Software
Platforms	SaaS/Web/Cloud, Installed - Windows	SaaS/Web/Cloud	SaaS/Web/Cloud
API	Available	Available	—
Support modes	24/7 (Live rep), Business Hours, Online	24/7 (Live rep), Business Hours	24/7 (Live rep), Business Hours
Certifications	SOC 2, HIPAA, GDPR, ISO 27001	—	—
Data residency	US	US	US

Key differences between Relativity and Z-Discovery

Target audience: Relativity is built for Medium Business and Small Business, while Z-Discovery targets Large Enterprises and Medium Business.
User satisfaction: Relativity scores higher with a 4.5-star average.
Deployment: Relativity supports SaaS/Web/Cloud, Installed - Windows; Z-Discovery supports SaaS/Web/Cloud.

Compare Relativity vs Z-Discovery vs Exego — and walk away knowing which one fits.

Which tool fits your team best

Which is actually cheaper for your team size

Where each product wins, per real buyers

Most eDiscovery Software tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.

Biggest differences

Features

Pricing

Buying details

Security

Buyer feedback

Integrations

Product tour

Other options

	Relativity (236) Talk to an expert Talk to an expert	Z-Discovery (87) Talk to an expert Talk to an expert	Exego (5) Talk to an expert Talk to an expert

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Biggest differences

Affiliate Disclosure

Start here before you go deeper into features.

Relativity

Best for legal teams needing comprehensive, user-friendly eDiscovery with large data handling.

Choose if

You are a litigation attorney or legal review team requiring powerful, intuitive eDiscovery tools.
Your organization handles complex legal reviews and needs immediate insights via a single search box.
You want a platform that efficiently processes large volumes of data without IT mediation.

Consider alternatives if

Your company lacks dedicated legal or eDiscovery teams to leverage the platform effectively.
You require rapid feature updates on server versions, as these lag behind the cloud offering.

Z-Discovery

Best for scalable eDiscovery with strong legal hold and support.

Choose if

You need to manage large or unlimited data volumes efficiently.
Your legal or compliance team requires an intuitive, easy-to-use interface.
You value responsive customer support and collaborative feature development.

Consider alternatives if

Your team demands highly flexible and customizable reporting options.
You require seamless integration with tools like Outlook or advanced interview modules.

Exego

Best for

Large Enterprises, Medium Business, Small Business

Relativity: Best for legal teams needing comprehensive, user-friendly eDiscovery with large data handling. Z-Discovery: Best for scalable eDiscovery with strong legal hold and support.

Description	Relativity is a eDiscovery platform purpose-built from the ground up to deliver immediate insights through a single search box. It transforms legal review with powerful, easy-to-use ... Read More about Relativity	The Z-DISCOVERY is an eDiscovery application offers robust functionality available. Built for a small office or to handle unlimited data, it is completely scalable and provides control over ... Read More about Z-Discovery	Exego is a revolutionary eDiscovery software suite intended to help litigators simplify complex cases. Tasks that used to be handled by expensive outsourcing can now be done in-house. ... Read More about Exego
Free Trial Availability	No free trial	No free trial	No free trial
Spotsaas Score What's this? ↗	9.8/10	8.0/10	7.3/10
User Ratings Based on verified Spotsaas reviews	4.5 (260)	4.4 (93)	4.7 (5)
Best Company Size	Small BusinessMedium Business	51-500 employees500+ employees	—
	Get pricing help	Get pricing help	Get pricing help

Software Demo

Demo		Z-Discovery has not given any software demo yet If you're the owner of this profile, add your demo.Contact us

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Share your priorities, budget, and team needs, and we’ll help you narrow the options and understand the tradeoffs before you talk to vendors.

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We tailor recommendations to companies your size.

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How do Relativity, Z-Discovery and Exego Compare on Features?

Total Features	9 Features	6 Features	6 Features
Unique Features	No unique features	No unique features	No unique features
	Get Quote	Get Quote	Get Quote

Compare Relativity, Z-Discovery and Exego on pricing

Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.

Pricing Option
Pricing Plans	Not Available	Not Available	Not Available
Pricing Page	Pricing information not available		Pricing information not available
	View detailed pricing	View detailed pricing	View detailed pricing

Other Details

Organization Types supported	Small Business Freelancers Medium Business Large Enterprises	Small Business Freelancers Medium Business Large Enterprises	Small Business Freelancers Medium Business Large Enterprises
Platforms Supported	Mobile - iOS Browser Based (Cloud) Mobile - Android Installed - Mac Installed - Windows	Mobile - iOS Browser Based (Cloud) Mobile - Android Installed - Mac Installed - Windows	Mobile - iOS Browser Based (Cloud) Mobile - Android Installed - Mac Installed - Windows
Modes of support	24/7 (Live rep) Business Hours Online	24/7 (Live rep) Business Hours Online	24/7 (Live rep) Business Hours Online
API Support	Available	Available	Not Available
	Get help choosing	Get help choosing	Get help choosing

Security & Compliance

Certifications, data handling, and security controls for IT and compliance evaluators.

SOC 2	✓ Yes	—	—
HIPAA	✓ Yes	—	—
GDPR	✓ Yes	—	—
ISO 27001	✓ Yes	—	—
Single Sign-On (SSO)	✓ Yes	—	—
Multi-Factor Auth (MFA)	✓ Yes	—	—
Data Encryption	✓ Yes	—	—
Audit Logs	✓ Yes	—	—
Data Residency	🇺🇸 US	🇺🇸 US	🇺🇸 US

Relativity vs Z-Discovery User Reviews & Rating Comparison

User Ratings	4.5 (based on 260 reviews)	4.4 (based on 93 reviews)	4.7 (based on 5 reviews)
Rating Distribution	218 14 4 0 0	61 22 4 0 0	4 1 0 0 0
Spotsaas Editor’s POV generated by AI	Buyer sentiment Overall positive sentiment highlights Relativity's robust functionality and user-friendly interface, tempered by some concerns about server version feature gaps and support communication. What buyers like Ease of use Comprehensive toolset Efficient data processing Common complaints Feature disparity between server and cloud versions Customer support responsiveness	Buyer sentiment Users generally praise Z-Discovery for its efficient legal hold process, strong customer support, and intuitive UI, though some find certain features clunky and desire more flexible reporting. What buyers like Ease of use Customer support Legal hold efficiency Common complaints Feature clunkiness Limited reporting flexibility	Buyer sentiment Buyer sentiment is very strong across 5 reviews, with consistently positive feedback. What buyers like Simplifies complex cases In-house processing Uncovers relationships Common complaints Limited customization options May require training Not suitable for all case types
Pros and Cons	User-friendly interface with comprehensive eDiscovery tools Reliable customer support and continuous innovation Efficient processing and handling of large data volumes Server version lags behind cloud version in features Limited applications available for server clients	Streamlined legal hold process that saves time Excellent customer support and responsiveness Intuitive and easy-to-use web user interface Some features like the interview module can be clunky Limited flexibility and missing columns in report options	Empowers users to handle eDiscovery internally. Simplifies complex data relationships. Cost-effective compared to outsourcing. Customization options may be limited. Training may be necessary for optimal use.
Positive Reviews	No reviews available for the product	No reviews available for the product	No reviews available for the product
	Read reviews	Read reviews	Read reviews

Media and Screenshots

Screenshots	8 Screenshots	20 Screenshots	6 Screenshots
Videos	2 Videos	No videos available.	3 Videos

Alternatives

Alternatives	Logikcull 4.8 Cavo eD Catalyst Insight 2.8	Relativity 4.5 Cavo eD Catalyst Insight 2.8	Logikcull 4.8 Relativity 4.5 Cavo eD

Frequently asked questions

Which is better, Relativity or Z-Discovery?: Relativity edges out the other on user ratings (4.5 vs 4.4). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
Do Relativity and Z-Discovery offer a free trial?: Neither Relativity nor Z-Discovery currently lists a free trial.
What is the starting price of Relativity vs Z-Discovery?: Relativity starts at Contact for pricing. Z-Discovery starts at Contact for pricing.
What are the top alternatives to Relativity?: Top alternatives to Relativity include Logikcull, Cavo eD, Catalyst Insight, Everlaw, Z-Discovery.
What are the top alternatives to Z-Discovery?: Top alternatives to Z-Discovery include Relativity, Cavo eD, Catalyst Insight, Exterro, eDiscovery Point.

Relativity vs Z-Discovery vs Exego Comparison

Relativity

Z-Discovery

Exego

Relativity vs Z-Discovery vs Exego — at a glance

Key differences between Relativity and Z-Discovery

Compare Relativity vs Z-Discovery vs Exego — and walk away knowing which one fits.

Relativity

Z-Discovery

Exego

Download this Relativity vs Z-Discovery vs Exego comparison

Biggest differences

Description

Free Trial Availability

Spotsaas Score

User Ratings

Best Company Size

Software Demo

Demo

Get shortlist help from a software advisor

How big is your team?

How do Relativity, Z-Discovery and Exego Compare on Features?

Compare Relativity, Z-Discovery and Exego on pricing

Other Details

Organization Types supported

Platforms Supported

Modes of support

API Support

Security & Compliance

Relativity vs Z-Discovery User Reviews & Rating Comparison

Media and Screenshots

Screenshots

Videos

Alternatives

Related Blogs and Articles for Ediscovery Software

Frequently asked questions