KS DB Merge Tools logo KS DB Merge Tools
database diff & merge
KS DB Merge Tools for MySQL logo for MySQL
and MariaDB
KS DB Merge Tools for Oracle logo
MssqlMerge logo
KS DB Merge Tools for PostgreSQL logo
KS DB Merge Tools for SQLite logo
AccdbMerge logo
KS DB Merge Tools for Cross-DBMS logo
KS DB Merge Tools All-In-One license

Compare and synchronize MySQL & MariaDB schema and data

Scroll the gallery and click on the image title to open the use case with detailed steps. Use the Pro/Free toggle to switch application modes, if applicable.

KS DB Merge Tools for MySQL is an easy to use diff & merge tool for MySQL and MariaDB databases:

  • Compare schema and data
  • Quick filters to show all/new/changed/new+changed
  • Merge changes in both directions
  • Lightweight: less than 10 MB
  • Free version with basic features, available for commercial use. No credit card, no registration, no ads, no hidden telemetry.
  • Pro version with whole set of features at a reasonable price. Fully functional two weeks trial available.
  • Supported DBMS:
    • MySQL 5.5, 5.6, 5.7, 8.0, 8.1 and 8.2
    • MariaDB 10.2, 10.3, 10.4, 10.5, 10.6, 10.7, 10.8, 10.9, 10.10, 10.11, 11.0, 11.1 and 11.2

Download KS DB Merge Tools for MySQL

Free vs Pro at a glance:

Free Pro
Price (USD, excluding VAT): $0 Single-user (personal) license:
$50, buy now
Multi-user license for companies and organizations:
$65 ~ $25 per user (volume discounts), buy now
Payments are handled externally by PayPro Global (Toronto, Canada),
transactions are encrypted and secure.
This is a perpetual license including a one-year of free upgrades and support.
More about purchasing, license types and discounts.
Compare schema and programming objects:
  • Tables (columns and constraints) merge new only
  • Views
  • Stored procedures
  • Functions
  • Tables (columns, constraints and indexes)
  • Triggers
  • Views
  • Stored procedures
  • Functions
  • Events
  • Sequences (MariaDB)
Compare data:
  • Per table with limitations
  • Per table
  • Per view
  • Batch data diff across multiple tables/views
  • Any table/view vs any other table/view merge only if target updateable
  • Any custom query result diff only
Other Pro features:
  • N/A
  • Diff profiles
  • Id-Remap Merge
  • Export to Excel
  • Application customization
  • Misc. other enhancements: SSH support, scrollbars colored with changes summary, navigation thru changes, advanced search, etc.
  • More about Pro features

If you have any questions, please contact us.