Software Alternatives & Startups

FastAPI VS iDisplay

Compare FastAPI VS iDisplay and see what are their differences

FastAPI

FastAPI is an Open Source, modern, fast (high-performance), web framework for building APIs with Python 3.6+ based on standard Python type hints.

Rating
5.0 · 1 review
Pricing
Open source Free
iDisplay

iDisplay is an app that turns a mobile device into a secondary desktop monitor. The app currently supports iOS, Android, Windows and MacOS, and it lets users connect a desktop computer to a mobile device over WiFi. Read more about iDisplay.

Rating
0 reviews
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, FastAPI seems to be a lot more popular than iDisplay. While we know about 316 links to FastAPI, we've tracked only 1 mention of iDisplay.

social mentions
316 vs 1
Developer Tools popularity
100% vs 0%
alternatives listed
240+ vs 89

Base details

Website, pricing, platforms and company facts side by side.

FastAPI
iDisplay
Website fastapi.tiangolo.com getidisplay.com
Pricing
Open source Free
—
Company Startup from Colombia —
Listed in

Features and specs

What each product offers, as listed by its team.

FastAPI 7 features
iDisplay 5 features
  • High Performance
    Built on Starlette and Pydantic, FastAPI is one of the fastest frameworks for Python, providing high performance due to its asynchronous request handling.
  • Automatic Interactive API Documentation
    FastAPI automatically generates interactive API documentation via Swagger UI and ReDoc, which are very helpful for development and testing.
  • Type Checking and Validation
    With Pydantic models and Python type hints, FastAPI provides automatic data validation and type checking, reducing the chance of runtime errors.
  • Ease of Use
    Its syntax and design make it easy to learn for Python developers, offering a smooth development experience while reducing boilerplate code.
  • Asynchronous Support
    FastAPI supports asynchronous programming, allowing for better performance for I/O-bound operations, making it optimal for handling many simultaneous connections.
  • Extensive Documentation
    It has comprehensive and well-structured documentation, which is very useful for both beginners and advanced users.
  • Community and Ecosystem
    FastAPI has a growing community and ecosystem, with many plugins and integrations available to extend its functionality.

Possible disadvantages

  • Learning Curve for Asynchronous Programming
    Although FastAPI itself is easy to learn, grasping the concepts of asynchronous programming in Python can be challenging for beginners.
  • Complex Dependencies
    Using Pydantic for advanced validation can make the request models complex, requiring a deeper understanding of Pydantic and its functionalities.
  • Early Stage Libraries
    Some third-party libraries and extensions specifically tailored for FastAPI might still be in early stages of development and lack long-term stability.
  • Limited Real-World Examples
    Although the documentation is extensive, there might be limited real-world examples and case studies readily available compared to more mature frameworks.
  • Deployment Complexity
    Deploying FastAPI applications might be more complex in comparison to traditional synchronous frameworks, mainly due to the need for asynchronous server setups.
  • Extended Display
    iDisplay allows users to extend their primary screen to secondary devices, such as tablets or smartphones, providing more real estate for multitasking.
  • Compatibility
    The application is compatible with both macOS and Windows operating systems, making it versatile for different users.
  • Portability
    By turning a tablet or smartphone into an extra monitor, users can have a portable multi-screen setup, useful for presentations and on-the-go tasks.
  • Touch Input Support
    iDisplay allows the secondary device to utilize touch input, enabling interactive tasks that can be more intuitive on touch-enabled devices.
  • Ease of Use
    The application offers a simple setup process and user-friendly interface, making it accessible even for those who are not tech-savvy.

Possible disadvantages

  • Performance
    Some users have reported performance issues such as lag and latency, especially when using the software over Wi-Fi connections.
  • Stability
    The application may sometimes crash or disconnect, leading to interruptions in workflow and requiring frequent reconnections.
  • Battery Drain
    Using a smartphone or tablet as an extended display can drain its battery quickly, necessitating frequent recharging.
  • Cost
    While iDisplay offers a range of useful features, it is not a free app. Users have to purchase it, which can be a con for those looking for a no-cost solution.
  • Limited Platform Compatibility
    The application predominantly supports iOS and Android devices for the extended display, potentially excluding users on other platforms.

Analysis

An editorial look at what each product does well and who it suits.

FastAPI
iDisplay

Overall verdict

  • FastAPI is widely regarded as a good choice, especially for applications that require high performance, scalability, and modern Python features. It is suitable for both simple and complex projects, making it a versatile tool in the web development ecosystem.

Why this product is good

  • FastAPI is a modern, fast (high-performance), web framework for building APIs with Python 3.7+ based on standard Python type hints. It is built on top of Starlette for web framework capabilities and Pydantic for data validation and settings management. FastAPI is known for its excellent performance, automatic generation of interactive API documentation (with Swagger and Redoc), and support for asynchronous programming. Developers appreciate its ease of use, detailed documentation, and helpful error messages.

Recommended for

  • Developers building RESTful APIs
  • Teams looking for a high-performance ASGI-based web framework
  • Projects that require asynchronous programming capabilities
  • Applications needing automatic generation of interactive API documentation
  • Python developers who prefer utilizing type hints for code clarity and validation

Overall verdict

  • Overall, iDisplay is well-regarded for its straightforward installation process and reliable performance. However, some users report issues with lag or connection stability, which may vary depending on the hardware and network configuration. It is a practical solution for those in need of additional screen space without investing in more hardware.

Why this product is good

  • iDisplay is a software solution that allows users to extend their computer screen to multiple devices, usually tablets or smartphones. It provides flexibility and enhances productivity by turning these devices into additional monitors. The software is particularly useful for people who need multiple screens for multitasking but have space or hardware constraints.

Recommended for

    iDisplay is recommended for remote workers, graphic designers, developers, and anyone who benefits from increased screen real estate. It's especially useful for those who travel frequently or work in environments where setting up multiple traditional monitors is impractical.

Videos

Walkthroughs and reviews on video.

FastAPI 3 videos + Add
iDisplay 2 videos + Add

FastAPI from the ground up

More videos

  • - 30 Days of Python - Day 14 - Web App with Flask, FastAPI, ngrok, and Invictify - Python TUTORIAL
  • - [PT] Python - API com FastAPI - Chat | twitch.tv/codeshow

iDisplay App Review - Sweetwater's iOS Update, Vol. 102

More videos

  • - iDisplay Review

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
FastAPI
iDisplay
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

Share your experience with using FastAPI and iDisplay. For example, how are they different and which one is better?

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

FastAPI 5.0 · 1 review
iDisplay no reviews yet
  • Rated 5/5 by Kurslog team
    SaaSHub review
    · Apr 2026

    When our backend team needs to build services for data parsing, aggregators, or high-load APIs, FastAPI is our absolute go-to choice. It completely lives up to its name-development speed is outstanding. The...

  • The 20 Best Laravel Alternatives for Web Development
    tms-outsource.com · Jan 2024

    FastAPI, as the name hints, is a swift mover. Built on Starlette, it’s all about speed and performance with Python. Crafting API masterpieces at the speed of light, now that’s something.

  • 25 Python Frameworks to Master
    kinsta.com · Oct 2023

    Since its release in 2018, it has rapidly gained popularity due to its great performance and simplicity. In fact, according to PyPi Stats, FastAPI has over 9 million monthly downloads, surpassing even full-stack...

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

FastAPI 316 mentions
iDisplay 1 mention
  • Why I'm building GwinG, a language exchange app for awkward hellos
    Under the hood it's Flutter on the client and FastAPI with PostgreSQL on the server. WebSockets for realtime, WebRTC for calls, object storage for media, and small services for speech and translation. Android, iOS, Windows and Linux. The... - Source: dev.to / 1 day ago
  • Clean Architecture in Python with FastAPI, FastStream, and Dishka
    Using FastAPI, FastStream, and dishka lets us follow Clean Architecture principles and almost avoid leaky abstractions. The prototype also used Pydantic and SQLAlchemy. I do not focus on them because these technologies are already... - Source: dev.to / 9 days ago
  • QueuePool Limit Reached - When FastAPI Runs Out of Database Connections
    If your FastAPI app talks to a database through SQLAlchemy, chances are high you will meet it sooner or later. Not on your machine, of course. It shows up in production, after a few quiet hours, under load. And the reflex is always the... - Source: dev.to / 16 days ago

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  • Can I use my ipad as a third screen over a USB cable?
    I have done some research and found iDisplay. However that only works for windows, macOS and android and I dont think it would work over wine. Source: about 3 years ago

Alternatives to FastAPI and iDisplay

When comparing FastAPI and iDisplay, you can also consider the following products.