Software Alternatives & Startups

DevPrep.app VS Prepfully

Compare DevPrep.app VS Prepfully and see what are their differences

DevPrep.app

Two-way AI voice interview practice for developers and devops

Rating
0 reviews
Pricing
Freemium Free trial £7.99 / Monthly (All cards, progress tracking, 20 desktop & 5 mobile interviews)
Prepfully

Mock interviews with experts from your target company and role.

Rating
0 reviews

Which is more popular?

Based on our record, Prepfully seems to be more popular. It has been mentioned 3 times since March 2021.

social mentions
0 vs 3
Interview Preparation popularity
28% vs 72%
alternatives listed
2 vs 92

Base details

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

DevPrep.app
Prepfully
Website devprep.app prepfully.com
Pricing
Freemium Free trial £7.99 / Monthly (All cards, progress tracking, 20 desktop & 5 mobile interviews)
—
Platforms
Web Mobile
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Company Startup from the United Kingdom · 2026 2020
Listed in

About DevPrep.app and Prepfully

In their own words, as submitted to SaaSHub.

DevPrep.app
Prepfully

DevPrep.app is a two-way AI voice interview simulator for developers. Unlike other interview prep tools where you type your answers, DevPrep.app actually talks back the AI asks you a technical question out loud, listens to your spoken answer, gives feedback, and asks follow-up questions just like...

Read more about DevPrep.app

Prepfully helps candidates land roles at top-tier companies by taking the guesswork out of technical and behavioral loops at top-tier companies through targeted mock interview practice. Our core offerings: 1:1 Mock Interviews: Practice directly with over 1,900 verified hiring managers and experts...

Read more about Prepfully

Features and specs

What each product offers, as listed by its team.

DevPrep.app 3 features
Prepfully 0 features
  • Two-way AI Voice Interview
    AI asks questions out loud, listens to your spoken answers and asks follow-up questions like a real interviewer
  • Name: 500+ Flashcards
    Description: Covers Azure, C#, React, TypeScript, Docker, Kubernetes, Python, SQL, Terraform and more
  • Progress Tracking
    Track your confidence scores across sessions and review cards you struggled with

No features have been listed yet.

Analysis

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

DevPrep.app
Prepfully

Overall verdict

  • DevPrep.app appears to be a niche coding/technical interview preparation tool, but I don't have verified, up-to-date information confirming its current quality, content accuracy, or user satisfaction, so I can't give a confident endorsement.

Why this product is good

  • Positioned as a focused resource for developers preparing for technical interviews
  • May offer structured practice problems or study plans
  • Likely targets a specific pain point (interview prep) rather than being a general-purpose tool
  • Web-based apps like this often have low barriers to trying them out

Recommended for

  • Software engineers preparing for coding interviews
  • Job seekers wanting a structured practice routine
  • Developers looking for a lightweight, focused prep tool rather than a full bootcamp
  • Users who prefer trying a specific niche tool before committing to larger platforms

Overall verdict

  • Prepfully is a well-regarded interview preparation platform that connects candidates with real hiring managers and industry professionals from top companies for mock interviews and coaching, making it a solid choice for serious job seekers.

Why this product is good

  • Offers mock interviews with actual practitioners and hiring managers from major tech and product companies
  • Covers a wide range of roles including software engineering, product management, data science, and more
  • Provides personalized, actionable feedback to help candidates improve
  • Includes access to curated prep materials, question banks, and role-specific resources
  • Flexible scheduling that lets candidates practice on their own timeline

Recommended for

  • Job seekers targeting top tech companies (FAANG and similar)
  • Candidates who want realistic mock interviews with industry experts
  • Software engineers, product managers, and data scientists preparing for technical and behavioral rounds
  • People who benefit from personalized coaching and detailed feedback
  • Career switchers wanting to build confidence before high-stakes interviews

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
DevPrep.app
Prepfully
28% 28%
72% 72%
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%

Questions & Answers

As answered by people managing DevPrep.app and Prepfully.

What makes your product unique?

DevPrep.app's answer

DevPrep.app offers a genuine two-way voice conversation for interview practice. The AI asks questions out loud, evaluates your spoken response, gives feedback, and asks follow-up questions just like a real technical interviewer would. Most tools make you type. Real interviews make you talk. DevPrep.app also includes 500+ flashcards across 15 topics with progress tracking and review mode, all working in your browser with no app install needed.

Prepfully's answer:

Prepfully is a one-stop ecosystem that combines the widest range of carefully vetted industry coaches with a full suite of prep tools. It is the platform that provides interview guides, a verified question bank, an AI interviewer, and personalized 1:1 mock interviews in a single, integrated experience.

Why should a person choose your product over its competitors?

DevPrep.app's answer

Most interview prep tools train you to write answers, not speak them. DevPrep.app trains the skill that actually matters in interviews — communicating clearly under pressure. It works in your browser with no app install, supports both desktop and mobile voice interviews, and includes 500+ flashcards with progress tracking across 15 topics.

Prepfully's answer:

Prepfully offers the widest range of carefully vetted coaches across more roles and companies than any other platform.

How would you describe the primary audience of your product?

DevPrep.app's answer

Software developers and DevOps engineers who are preparing for technical interviews.

What's the story behind your product?

DevPrep.app's answer

Built by a developer who noticed that knowing the answers and being able to say them confidently out loud are completely different skills. Most prep tools only train one of them. DevPrep.app was built to train both.

Which are the primary technologies used for building your product?

DevPrep.app's answer

ASP.NET Core 7, React, TypeScript, Azure OpenAI (GPT-4o), Azure Cognitive Services Speech SDK, Web Speech API, Azure Container Apps, Azure Static Web Apps, Stripe, SQL Server

User comments

Share your experience with using DevPrep.app and Prepfully. For example, how are they different and which one is better?

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Social recommendations and mentions

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

DevPrep.app 0 mentions
Prepfully 3 mentions

Tracking DevPrep.app since Jul 2026.

  • No one wants to hire you. Now what?
    Practice interviews. Try mock interviews with friends, online platforms like Prepfully, or AI tools. - Source: dev.to / almost 2 years ago
  • I have a $2000 'learning bonus' that I need to use by the end of next month. Any suggestions?
    - Mentorship from pro designers (https://prepfully.com/). Source: about 4 years ago
  • Why the f**" do i fumble to answer even the simplest of the simplest questions in an de interview?
    I normally use Prepfully for their interview guides , search Blind, Leetcode forums and Glassdoor for interview tips. The interview is usually some combination of the things you see there. Source: over 4 years ago

Alternatives to DevPrep.app and Prepfully

When comparing DevPrep.app and Prepfully, you can also consider the following products.