The Best Data Modeling Software in 2026
DbSchema is the top-ranked data modeling tool of the 26 we ranked (8.8/10, free plan), best for teams modeling diverse databases on desktop. Navicat Data Modeler is the runner-up (8.7/10), and ChartDB is the next highest-ranked option with a free plan (8.3/10). We researched data modeling software from official websites, including pricing pages, plan tables, and product documentation. Rankings reflect each product’s core modeling job, value for money, and verifiable features such as schema engineering, collaboration, database coverage, and documentation capabilities within data modeling software.
Our top picks
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Top ranked
DbSchema#1 of 268.8/10A desktop modeling tool for teams that need broad database support and schema workflows.
Free plan · 15-day trial
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Runner-up
Navicat Data Modeler#2 of 268.7/10Broad desktop modeling with engineering and synchronization tools, plus a costly perpetual license.
Free plan · 14-day trial
-
Top-ranked free plan
ChartDB#5 of 268.3/10Import, edit, and export database schemas, with collaboration and synchronization on Teams.
Free plan
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.
The full ranking 26 tools, best first
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Best forTeams modeling diverse databases on desktop
A desktop modeling tool for teams that need broad database support and schema workflows.
- Version history
- Reverse engineering
- Forward engineering
Free plan · 15-day trial Our DbSchema verdict → Visit DbSchemaFor vendors Sponsor this spot · #1 · $149/mo →8.8/10★★★★☆Visit DbSchema -
Best forEstablished buyers wanting broad desktop data modeling
Broad desktop modeling with engineering and synchronization tools, plus a costly perpetual license.
- Reverse engineering
- Forward engineering
Free plan · 14-day trial Our Navicat Data Modeler verdict → Visit NavicatFor vendors Sponsor this spot · #2 · $99/mo →8.7/10★★★★☆Visit Navicat -
Best forEnterprise teams standardizing data models
A broad modeling and engineering suite for teams managing enterprise data models.
- Version history
- Reverse engineering
- Forward engineering
Pricing on request · 30-day trial Our SAP PowerDesigner verdict → Visit SAPFor vendors Sponsor this spot · #3 · $79/mo →8.6/10★★★★☆Visit SAP -
Best forEstablished Windows teams modeling relational databases
A database modeling toolkit for Windows teams that need design, reverse engineering, and versioning.
Pricing on request · 30-day trial Our Toad Data Modeler verdict → Visit Quest SoftwareFor vendors Sponsor this spot · #4 · $69/mo →8.5/10★★★★☆Visit Quest Software -
Best forTeams designing and maintaining database schemas together
Import, edit, and export database schemas, with collaboration and synchronization on Teams.
- Version history
- Reverse engineering
- Forward engineering
8.3/10★★★★☆Visit ChartDB -
Best forOracle users needing free database development tools
A free Oracle-focused desktop IDE with query, administration, and migration tools.
8.0/10★★★★☆Visit Oracle -
Best forMySQL users needing database design and administration
A flexible database platform for MySQL users, with Workbench for administration and SQL development.
7.9/10★★★★☆Visit MySQL -
Best forEnterprises managing documents and content workflows
A document and workflow platform for enterprises, not a data-modeling tool.
- Version history
7.9/10★★★★☆Visit OpenText -
Best forTeams modeling cloud data platforms collaboratively
A collaborative modeling workspace spanning conceptual designs, SQL engineering, lineage, and version control.
- Version history
- Reverse engineering
- Forward engineering
7.9/10★★★★☆Visit SqlDBM -
Best forTeams modeling diverse and non-relational schemas
A broad modeling toolkit with a free edition and paid collaboration features.
- Version history
- Reverse engineering
- Forward engineering
7.9/10★★★★☆Visit Hackolade -
Best forTeams managing complex models and lineage
A broad modeling toolkit for governed data work, with enterprise collaboration in higher tiers.
7.9/10★★★★☆Visit ER/Studio -
Best forWindows users seeking collaborative ER modeling
A Windows ER modeler with broad database engineering features and flexible license options.
- Version history
- Reverse engineering
- Forward engineering
7.9/10★★★★☆Visit Softbuilder -
Best forWindows teams needing versioned database design
A Windows desktop modeler for teams that need to design, compare and version database schemas.
- Version history
- Reverse engineering
- Forward engineering
7.9/10★★★★☆Visit DeZign -
Best forPostgreSQL teams needing modeling and deployment tools
A focused PostgreSQL modeling tool for schema design, comparison, validation, and deployment.
- Version history
- Reverse engineering
- Forward engineering
7.8/10★★★★☆Visit pgModeler -
Best forSmall teams wanting free, self-hostable modeling
A visual schema editor with local diagrams, SQL exports, migration generation, and Docker self-hosting.
- Version history
- Reverse engineering
- Forward engineering
7.7/10★★★★☆Visit drawDB -
Best forWeb teams collaborating on relational diagrams
DrawSQL turns SQL definitions into editable diagrams, with sharing and collaboration across paid plans.
- Version history
- Reverse engineering
- Forward engineering
7.6/10★★★★☆Visit DrawSQL -
Best forTeams authoring schemas in DBML online
A browser-based DBML editor for schema design, diagrams, and sharing.
- Version history
- Reverse engineering
- Forward engineering
7.5/10★★★★☆Visit dbdiagram.io -
Best forFree users doing rigorous conceptual database design
A deep, cross-platform modeling toolkit for rigorous schema design and analysis.
- Reverse engineering
- Forward engineering
7.4/10★★★★☆Visit DB-MAIN -
Best forDesktop users wanting a one-time modeling license
A desktop schema-modeling tool with one-time licenses and support for four database engines.
- Reverse engineering
- Forward engineering
7.3/10★★★★☆Visit DbWrench -
Best forSQL Server teams needing free model-to-database workflows
A free Windows modeler for SQL Server schema import, scripting, and updates.
- Version history
- Reverse engineering
- Forward engineering
7.2/10★★★★☆Visit Quest Software -
Best forFree users making simple self-hosted ER designs
A free, open-source schema designer for straightforward ER work and SQL export.
- Reverse engineering
- Forward engineering
7.1/10★★★★☆Try WWW SQL Designer -
Best forMongoDB users modeling NoSQL document structures
A focused desktop modeler for MongoDB schemas, with a one-time license from $99.
- Reverse engineering
- Forward engineering
7.0/10★★★★☆Visit Moon Modeler -
Best forIndividuals creating quick text-based schema diagrams
A lightweight, text-first tool for sketching relational schemas and exporting SQL.
- Forward engineering
6.9/10★★★☆☆Visit QuickDBD -
Best forDevelopers automating schema discovery and analysis
A free, open-source tool for discovering, documenting, and analyzing relational schemas.
6.8/10★★★☆☆Visit SchemaCrawler -
Best forTeams documenting existing relational databases
Generates HTML documentation and ER diagrams from existing relational databases.
6.7/10★★★☆☆Visit SchemaSpy -
Best forWindows users modeling MySQL or MariaDB schemas
A Windows desktop tool pairing reverse-engineering design with SQL and database administration.
6.6/10★★★☆☆Visit SQL Maestro
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | Reverse engineering | Forward engineering | Score |
|---|---|---|---|---|---|---|
| 1 | DbSchema | Yes | Yes | Yes | 8.8 | |
| 2 | Navicat Data Modeler | Yes | $1,299 one-time | Yes | Yes | 8.7 |
| 3 | SAP PowerDesigner | No | Yes | Yes | 8.6 | |
| 4 | Toad Data Modeler | No | 8.5 | |||
| 5 | ChartDB | Yes | $25/user/mo | Yes | Yes | 8.3 |
| 6 | Oracle SQL Developer | Yes | Free | 8.0 | ||
| 7 | MySQL | Yes | 7.9 | |||
| 8 | SAP Extended Enterprise Content Management by OpenText | 7.9 | ||||
| 9 | SqlDBM | Yes | Yes | 7.9 | ||
| 10 | Hackolade Studio | Yes | €1,750/seat/yr | Yes | Yes | 7.9 |
| 11 | ER/Studio Data Architect | No | 7.9 | |||
| 12 | ERBuilder Data Modeler | Yes | $139/user/yr | Yes | Yes | 7.9 |
| 13 | DeZign for Databases | No | €19/user/mo | Yes | Yes | 7.9 |
| 14 | pgModeler | Yes | Yes | Yes | 7.8 | |
| 15 | drawDB | Yes | Yes | Yes | 7.7 | |
| 16 | DrawSQL | Yes | $171/yr | Yes | Yes | 7.6 |
| 17 | dbdiagram.io | Yes | Yes | Yes | 7.5 | |
| 18 | DB-MAIN | Yes | Free | Yes | Yes | 7.4 |
| 19 | DbWrench | No | $49/user one-time | Yes | Yes | 7.3 |
| 20 | ApexSQL Model | Yes | Free | Yes | Yes | 7.2 |
| 21 | WWW SQL Designer | Yes | Free | Yes | Yes | 7.1 |
| 22 | Moon Modeler | No | $99/user one-time | Yes | Yes | 7.0 |
| 23 | QuickDBD | Yes | Yes | 6.9 | ||
| 24 | SchemaCrawler | Yes | Free | 6.8 | ||
| 25 | SchemaSpy | Yes | Free | 6.7 | ||
| 26 | SQL Maestro for MySQL | No | $99 one-time | 6.6 |
Head-to-head All 28 comparisons →
- DbSchema vs Navicat Data Modeler
- DbSchema vs SAP PowerDesigner
- DbSchema vs Toad Data Modeler
- DbSchema vs ChartDB
- DbSchema vs Oracle SQL Developer
- DbSchema vs MySQL
- DbSchema vs SAP Extended Enterprise Content Management by OpenText
- Navicat Data Modeler vs SAP PowerDesigner
- Navicat Data Modeler vs Toad Data Modeler
Buyer's guide
How much do data modeling tools cost? Of the 26 we ranked, 17 have a free plan and 1 publishes a paid starting price. The lowest is $25/user/mo (ChartDB). Prices checked September 2026.
Which data modeling tools have a free plan? 17 of the 26 we ranked list one. The highest-ranked are DbSchema (8.8/10), Navicat Data Modeler (8.7/10) and ChartDB (8.3/10).
Which features set data modeling tools apart? Version history: 13 of 26, including DbSchema (8.8/10), SAP PowerDesigner (8.6/10) and ChartDB (8.3/10). Reverse engineering: 17 of 26, including DbSchema (8.8/10), Navicat Data Modeler (8.7/10) and SAP PowerDesigner (8.6/10). Forward engineering: 18 of 26, including DbSchema (8.8/10), Navicat Data Modeler (8.7/10) and SAP PowerDesigner (8.6/10).
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How we rank data modeling software
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Nov 2026
Last updated · How we research and update