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forms.app VS Diffyn

Compare forms.app VS Diffyn and see what are their differences

forms.app

forms.app is an easy-to-use online form builder designed for teams. forms.app offers an easy way to create high-quality online forms, invite unlimited team members, and collect unlimited responses.

Rating
5.0 · 1 review
Pricing
Freemium $29 / Monthly (Unlimited responses, Unlimited members, 10 GB storage)
Alternatives Is it good?
Diffyn

The modern platform for creating, sharing, and collaborating on AI prompts. Advanced version control and real-time testing.

Rating
0 reviews
Pricing
Freemium $9.99 / Monthly (Starter)
Alternatives Is it good?
FlexiQuiz
FlexiQuiz is a powerful online test generator that enables you to create engaging online quizzes, tests, or exams in minutes. Choose from 100's of features to create a customized quiz that meets your objectives for business, education, or fun. sponsored
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.

Base details

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

forms.app
Diffyn
Website forms.app diffyn.com
Pricing
Freemium $29 / Monthly (Unlimited responses, Unlimited members, 10 GB storage) Official pricing
Freemium $9.99 / Monthly (Starter)
Platforms
Web Browser Windows Android iOS +2
Browser
Company Startup from the United Kingdom · 2018 —
Listed in
Form Builder Forms And Surveys Data Collection Survey Tools Online Surveys Survey Panel Employee Survey Quiz Maker Polls And Quizzes +6
AI Prompts Prompt Engineering Online Collaboration Productivity +2

About forms.app and Diffyn

In their own words, as submitted to SaaSHub.

forms.app
Diffyn

forms.app is a flexible form builder application designed for teams to create any type of online form with no coding. It stands out with its super user-friendly interface, unlimited team members, and unlimited form responses, even on its free plan. In addition to online forms, forms.app offers an...

Read more about forms.app

No description of Diffyn yet.

Features and specs

What each product offers, as listed by its team.

forms.app 14 features
Diffyn 3 features
  • User-Friendly Interface
    forms.app is a free drag-and-drop form builder with a clean and intuitive interface. It eliminates the learning curve and makes it easy for users to create and manage forms without needing technical expertise.
  • Responsive Form Design
    Forms created on forms.app offer a smooth experience and are optimized for both desktop and mobile devices, ensuring accessibility for respondents on different platforms.
  • Flexible Customization Options
    The platform offers a variety of customization settings, allowing users to tailor forms to match their brand's look and feel with ease.
  • Integration Capabilities
    forms.app has native integrations with many popular applications, enabling seamless data transfer and automation within existing workflows. It also has a integration with Zapier for advanced workflows.
  • Data Security
    The platform employs robust security measures to ensure that form responses and user data are protected from unauthorized access and breaches.
  • AI Form Generator
    forms.app has many AI features to make form creation easier. It is possible to create forms by writing a prompt, importing a form from another source, uploading a file, or selecting a template.
  • Custom PDF Generation from Responses
    In addition to csv and xlsx export options, forms.app allows users to create customized PDF templates and export their responses as a customized PDF file.
  • Multi-lingual Forms
    The platform lets users to add multiple language variations of the same form. The respondents can select their preferred language within the first page of the form.
  • Team Collaboration
    Users can create folders to group forms and invite team members with granular permissions.
  • Conditional Logic
    forms.app is a conditional logic form builder that lets users hide or show questions based on respondents' answers.
  • Auto-scoring
    forms.app has a feature called "Calculator" that allows users to assign points to answers to show scores and custom ending messages.
  • Multi-page Forms
    forms.app has a step-view layout to show questions step by step and list view to show questions in a list. With the list view, users can add page breaks to create multi-page forms.
  • Drop-off analytics
    forms.app users know where people drop-off from the form and make tweaks to increase conversions.
  • Partial responses
    Users can see partial answers of people and prompt them to return and complete their forms.
  • Version Control
    Manage changes with visibility on all versions to enhance traceability for prompt for teams and professionals.
  • Visualization
    Side-by-Side Viewer with diff highlighting on changes made and comparison of outputs across different LLM models.
  • Advanced Analytics
    OpenAI powered assistant to provide analyisis on the test outputs and improvment. Gemini powered evaluation on cost efficiency, readability metrics

Analysis

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

forms.app
Diffyn

No analysis of forms.app yet.

Overall verdict

  • I don't have verified, up-to-date information about Diffyn (diffyn.com) to make a confident assessment of its quality, features, or reliability. I'd recommend researching directly through the website, checking independent reviews, and testing any free trial before committing.

Why this product is good

  • I don't have reliable data on this specific product to list genuine advantages.
  • Product offerings and quality can change over time, so real-time verification is important.
  • Independent user reviews, G2/Capterra ratings, or trusted tech publications would provide more accurate insight.

Recommended for

  • Users who verify through independent research before adoption.
  • Those who prioritize checking recent reviews and testing free trials.
  • Anyone needing current, verified information rather than assumptions.

Videos

Walkthroughs and reviews on video.

forms.app 1 video + Add
Diffyn 1 video + Add

forms app: Create online forms effortlessly!

The Ultimate Prompt Tool for Creators – Visualize & Organize with Diffyn

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
forms.app
Diffyn
100% 100%
Form Builder
0% 0%
0% 0%
Prompt Engineering
100% 100%
100% 100%
Forms And Surveys
0% 0%
0% 0%
Productivity
100% 100%

Questions & Answers

As answered by people managing forms.app and Diffyn.

What makes your product unique?

forms.app's answer

forms.app stands out by offering unlimited team members, unlimited responses, and all 30+ form fields on its free plan. It has powerful features, a clean interface, a smooth form-filling experience, and accessibility. forms.app is the whole package that teams can use for free.

Diffyn's answer:

Addresses workflow and change management on LLM prompts, provide teams with traceability and visualization of tests across multiple models, provide deeper understading into efficiency of these prompts.

Why should a person choose your product over its competitors?

forms.app's answer

  • forms.app is easier to use than other form builders and offers unlimited seats and form responses.
  • forms.app offers both one-at-a-time and list view layouts.
  • forms created with forms.app offers a better form-filling experience, thus getting more responses.
  • The platform is secure and has a robust infrastructure: for example, you can collect up to 100k responses per month without requiring a custom plan.
  • It has the most generous and complete free plan that allows unlimited form responses and team members, while some other form builders offer neither, even in their paid plans.
  • forms.app has integrated AI features, such as AI form generator, AI form importer, AI question helper, AI choice generator, AI insights, and AI response translations.

Diffyn's answer:

Diffyn is the platform that specializes on both change management and multi-model analysis.

Which are the primary technologies used for building your product?

Diffyn's answer:

React, Next.js, POSTGRESQL

How would you describe the primary audience of your product?

Diffyn's answer:

Professionals incorporating LLMs or AI tools in their workflow and wants to keep track of changes and test their prompts.

What's the story behind your product?

Diffyn's answer:

I started working on Diffyn when I notice that prompting has become an essential part of work across many industries. While there are version control platofrms like github, they are not designed for just prompt management are can be overkill such applications, it is also not integrated natively with various LLMs and relevant tools for users to validate ideas and visualise results properly.

User comments

Share your experience with using forms.app and Diffyn. 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.

forms.app 5.0 · 1 review
Diffyn no reviews yet
  • Best form tool we’ve tried so far
    SaaSHub review
    · Mar 2026

    We needed professional-looking forms for our events and for getting inquiries. After trying many tools, we decided on forms.app. It is way easier to create forms, and we find it the best form tool in terms of...

  • 27 Best Typeform Alternatives In 2022 (Free & Paid)
    marketsplash.com · Aug 2022

    forms.app also has an easy-to-use interface, so even users who haven’t created forms before can use the advanced features of forms.app. With forms.app, sharing forms is pretty easy, and users can embed forms on their...

We have no reviews of Diffyn yet. Be the first one to post

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