# STSdb Reviews
**Vendor:** STS Soft SC  
**Category:** [Key Value Databases](https://www.g2.com/categories/key-value-databases)
## About STSdb
STSdb 4.0 is a NoSQL key-value store open-source database. The entire database is written in pure managed .NET language without using unsafe code. The STSdb 4.0 engine is based on WaterfallTree technology. WaterfallTree provides blazing performance in real-time indexing of both sequential and random keys, making STSdb 4.0 perfect for BigData and enterprise systems.






- [View STSdb pricing details and edition comparison](https://www.g2.com/products/stsdb/reviews?section=pricing&secure%5Bexpires_at%5D=2026-05-20+05%3A38%3A39+-0500&secure%5Bsession_id%5D=a871ab48-3ac3-4924-b501-e1d89246e358&secure%5Btoken%5D=ae33a3817006e9eb8bac1d17adb529e0f798555d7079ff31a8fc7f11387fb980&format=llm_user)

## STSdb Features
**Data Management**
- Data Model
- Data Types

**Availability**
- Auto Sharding
- Auto Recovery
- Data Replication

**Performance **
- Integrated Cache

**Security**
- Role-Based Authorization
- Authentication
- Audit Logs
- Encryption

**Support**
- Multi-Model
- Operating Systems

**Database Features**
- Storage
- Availability
- Stability
- Scalability
- Security
- Data Manipulation
- Query Language

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