Which is better, Relativity or ZyLAB ONE?

ZyLAB ONE edges out Relativity based on user ratings across 23 reviews. That said, the best pick depends on your workflow — Relativity 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 ZyLAB ONE?

Key differences between Relativity and ZyLAB ONE include target audience (Relativity targets Medium Business while ZyLAB ONE serves Large Enterprises); free trial availability (ZyLAB ONE offers one, Relativity does not). Use the Spotsaas comparison table to evaluate each dimension before deciding.

Do both Relativity and ZyLAB ONE offer a Free trial?

ZyLAB ONE offers Free Trial, but Relativity does not.

Who are the typical users of Relativity?

Relativity is designed for Medium Business, Small Business.

Who are the typical users of ZyLAB ONE?

ZyLAB ONE is designed for Large Enterprises, Medium Business, Small Business.

What is the starting price of Relativity and ZyLAB ONE?

Pricing details for both Relativity and ZyLAB ONE 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 ZyLAB ONE?

Some top alternatives to ZyLAB ONE include Logikcull, Relativity, CasePoint, Cavo eD, Catalyst Insight.

Relativity vs ZyLAB ONE Comparison

Last updated: May 20, 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

ZyLAB ONE

4.8(23 reviews)

Starting at Contact for pricing

Free Trial
Large Enterprises
Medium Business

Zylab One is powerful yet affordable eDiscovery Software built exclusively for Macs. Zylab One allows companies of all sizes to safely discover, take action, and easily communicate with the legal team on complex issues.…

View Pricing Read Reviews

ZyLAB ONE leads on user satisfaction with a 4.8-star rating across 23 reviews.

Relativity vs ZyLAB ONE — at a glance

Feature	Relativity	ZyLAB ONE
Rating	4.5 / 5	4.8 / 5
Reviews	260	23
Starting price	Contact for pricing	Contact for pricing
Free trial	No	Yes
Free version	No	No
Best for	Medium Business, Small Business	Large Enterprises, Medium Business, Small Business
Category	eDiscovery Software	eDiscovery Software
Platforms	SaaS/Web/Cloud, Installed - Windows	SaaS/Web/Cloud, Installed - Windows
API	Available	Available
Support modes	24/7 (Live rep), Business Hours, Online	Business Hours, Online
Certifications	SOC 2, HIPAA, GDPR, ISO 27001	GDPR
Data residency	US	US

Key differences between Relativity and ZyLAB ONE

Free trial: ZyLAB ONE offers a free trial; Relativity does not.
Target audience: Relativity is built for Medium Business and Small Business, while ZyLAB ONE targets Large Enterprises and Medium Business.
User satisfaction: ZyLAB ONE scores higher with a 4.8-star average.
Deployment: Relativity supports SaaS/Web/Cloud, Installed - Windows; ZyLAB ONE supports SaaS/Web/Cloud, Installed - Windows.

Relativity vs ZyLAB ONE — find the better fit before you commit.

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	ZyLAB ONE (14) Talk to an expert Talk to an expert

Free PDF comparison

Download this Relativity vs ZyLAB ONE comparison

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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.

ZyLAB ONE

Mac-exclusive eDiscovery software ideal for small to medium legal teams.

Choose if

You need a streamlined, all-in-one eDiscovery platform for Mac users.
Your team values automation of repetitive tasks like de-duplication and redaction.
You want unlimited users, folders, tags, and searches without extra cost.

Consider alternatives if

Your organization requires advanced features easily accessible without technical support.
You need a fully Windows-compatible or cross-platform eDiscovery solution.

Relativity: Best for legal teams needing comprehensive, user-friendly eDiscovery with large data handling. ZyLAB ONE: Mac-exclusive eDiscovery software ideal for small to medium legal teams.

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	Zylab One is powerful yet affordable eDiscovery Software built exclusively for Macs. Zylab One allows companies of all sizes to safely discover, take action, and easily communicate with the ... Read More about ZyLAB ONE
Free Trial Availability	No free trial	Free Trial available
Spotsaas Score What's this? ↗	9.8/10	8.5/10
User Ratings Based on verified Spotsaas reviews	4.5 (260)	4.8 (23)
Best Company Size	Small BusinessMedium Business	Small BusinessMedium Business
	Get pricing help	Get pricing help

Software Demo

Demo

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How do Relativity and ZyLAB ONE Compare on Features?

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

Compare Relativity and ZyLAB ONE 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
	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
Platforms Supported	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
API Support	Available	Available
	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	✓ Yes
ISO 27001	✓ Yes	—
Single Sign-On (SSO)	✓ Yes	—
Multi-Factor Auth (MFA)	✓ Yes	—
Data Encryption	✓ Yes	—
Audit Logs	✓ Yes	—
Data Residency	🇺🇸 US	🇺🇸 US

Relativity User Reviews & Rating Comparison

User Ratings	4.5 (based on 260 reviews)	4.8 (based on 23 reviews)
Rating Distribution	218 14 4 0 0	14 0 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 highly value ZyLAB ONE for its ease of use, powerful analytics, and automation features, though some note a learning curve and limited advanced UI features. What buyers like Ease of use Automation of repetitive tasks Responsive customer support and training Common complaints Initial learning curve Limited advanced features in UI
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	DIY data uploading with powerful analytics and search Automation of repetitive tasks like de-duplication and redaction Intuitive interface suitable for novices and experts Steep initial learning curve without training Some advanced features require technical implementation
Positive Reviews	No reviews available for the product	No reviews available for the product
	Read reviews	Read reviews

List of Customers

Customers	No Customers information available.	AkzoNobel KPMG FICO

Media and Screenshots

Screenshots	8 Screenshots	5 Screenshots
Videos	2 Videos	1 Videos

Top Alternatives to Relativity and ZyLAB ONE in 2026

Alternatives	Logikcull 4.8 Cavo eD Catalyst Insight 2.8	Logikcull 4.8 Relativity 4.5 CasePoint 5

Frequently asked questions

Which is better, Relativity or ZyLAB ONE?: ZyLAB ONE edges out the other on user ratings (4.8 vs 4.5). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
Do Relativity and ZyLAB ONE offer a free trial?: ZyLAB ONE offers a free trial. Relativity does not.
What is the starting price of Relativity vs ZyLAB ONE?: Relativity starts at Contact for pricing. ZyLAB ONE 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 ZyLAB ONE?: Top alternatives to ZyLAB ONE include Logikcull, Relativity, CasePoint, Cavo eD, Catalyst Insight.

Relativity vs ZyLAB ONE Comparison

Relativity

ZyLAB ONE

Relativity vs ZyLAB ONE — at a glance

Key differences between Relativity and ZyLAB ONE

Relativity vs ZyLAB ONE — find the better fit before you commit.

Relativity

ZyLAB ONE

Download this Relativity vs ZyLAB ONE 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 and ZyLAB ONE Compare on Features?

Compare Relativity and ZyLAB ONE on pricing

Other Details

Organization Types supported

Platforms Supported

Modes of support

API Support

Security & Compliance

Relativity User Reviews & Rating Comparison

List of Customers

Customers

Media and Screenshots

Screenshots

Videos

Top Alternatives to Relativity and ZyLAB ONE in 2026

Related Blogs and Articles for Ediscovery Software

Frequently asked questions