Best Synthetic Data in 2026

A realistic data generator to test your app.

Key Mockaroo features:

Ease of Use Customizability Data Volume API Access

Randomly.online is a growing collection of fast, privacy-friendly online tools for developers, creators - image tools, students, and everyday users, including text tools, calculators, converters, PDF utilities, SEO tools, and productivity solutions.

Key Randomly.online features:

PDF tools Image Tools Text tools Calculators

Visit website free

The fake data company.

Privacy-preserving synthetic data to drive agility and unlock the value from your data.

Key Statice features:

Privacy-preserving synthetic data Enterprise-grade solution Strong mathematical privacy guarantees Data utility preservation

We fake it till you make it!

Preprocess and augment datasets to improve accuracy, reduce bias, and even save time and money.

Key NanoML features:

Lightweight and Minimal Educational Value Easy to Get Started Transparent Implementation

Realistic, relational Postgres test data — generated from your schema alone. No production access, no PII risk, no fragile seed scripts. Point Seedfast at your database, describe the scenario, and get a fully populated DB in one CLI command.

Key Seedfast features:

Large-volume seeding Data realism CLI MCP integration

freemium $16 / Monthly (Basic ($32 in credits))

DTS turns unusable data into AI-ready data your models can actually train, test and evaluate on.

Key CUBIG DTS features:

Privacy Protection Data Utility Preservation Regulatory Compliance Support Scalability for AI Development

Smock-it is a powerful CLI tool designed to simplify test data generation for Salesforce. A lightweight alternative to Mokraoo, it helps developers and QAs quickly generate, manage, and customize data for seamless testing and streamlined workflows.

Key Smock-it features:

Ease of Use Time Efficiency High Customizability Integration Capabilities

Open Source

Generate and manage synthetic datasets easily with DUMMY DATABASE.

Key DUMMY DATABASE features:

Relations Datasets Generation Sequence of Events Built-in SQL Editor

free

Eventum is an open-source developer tool for generating realistic test data: logs, metrics, security events and transactions.

Key Eventum.run features:

Flexible Scheduling State Management Multiple Destination Streaming Live Mode

Open Source free

The synthetic survey platform that replaces traditional panels. Generate synthetic respondents from validated AI models in minutes.

Key Simsurveys features:

Simple and intuitive interface Affordable pricing Quick survey creation Lightweight and focused

Get custom datasets on-demand.

Key Datamade features:

Expertise in Civic Technology Custom Software Development Open Source Advocacy Strong Portfolio

Qualtrics is the most trusted research platform, helping brands make crucial business decisions. From surveys to insights to action.

Key Qualtrics features:

User-Friendly Interface Customization Options Advanced Analytics Integration Capabilities