SQLite

Pros: 1. It is one of the most lightweight databases to implement.
2. The storage speeds are blazing fast both in storing and retrieval.
3. It is serverless and no query database.

Cons: 1. The backward compatibility is not that great.
2. No pre-built methods for data encryption.
3. Not suitable for large projects.

Overall: SQLite is a lightweight and no query database solution for small projects. It is easy to manage and open source.

Pros: - SQLite has a user-friendly user interface that is effortless to implement on a mobile application, even for the beginners.
- It is no query database, so the user does not have to know about queries of the relational databases.
- It is open source and completely free to use.

Cons: - It is not a viable option for scalable applications.

Overall: Overall, SQLite is a light weight and easy to implement database that can be used with small projects or applications. It does not require the user to have knowledge about relational queries.

Pros: - SQLite is lightweight and easy to implement database for mobile applications.
- It is open-source and completely free to use, which makes it a perfection backend for beginner developers.
- The data processing is blazing fast.

Cons: - It is not ideal for scalable applications.
- It does not provide data encryption.

Overall: Overall, SQLite is an easy to implement database for small mobile application. It is lightweight and compatible with almost every programming language.

Pros: - It is light-weight and simple to use database.
- The community support is great in case any error occurs.
- It is a serverless database, which makes it a perfect database solution for small scale mobile applications.
- It is highly compatible with all the modern programming languages.

Cons: - It is not suitable for large application.
- It only supports single-user DBMS operations.

Overall: Overall, SQLite is a light-weight, rapid and free database. It is most suitable relational database for applications that requires local data storage.

Pros: - It is a lightweight database that is easy to implement.
- A good community support.
- Data storage and retrieval works swiftly.

Cons: - It is not a good option for scalable projects and applications.

Overall: Overall, SQLite is a light, serverless and free tool that can be used by developers for a fast database option.

Pros: Quite a nice and handy software for SQL work. Understands queries and applications quite well. Recommended.

Cons: Requires little bit of training for newbies who are not fluent with SQL.

Overall: Overall no problems. Had no issues. Requires SQL knowledge but that is obvious. Good software, recommended.

Pros: Very lightweight application.
Fast & Good performance.
Portable, Free & Open Source.
Extensive documentation.
Great Community support.

Cons: Does not support multi-client concurrency.
Limited field validation.

Overall: SQLite is a great open source & free database manager tool. Although it has a rather limited feature-set, it is great for small to medium projects and for learning SQL.