Software Alternatives & Startups

interviewing.io VS DevPrep.app

Compare interviewing.io VS DevPrep.app and see what are their differences

interviewing.io

Free, anonymous technical interview practice

Rating
0 reviews
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)

Which is more popular?

Based on our record, interviewing.io seems to be more popular. It has been mentioned 102 times since March 2021.

social mentions
102 vs 0
Online Learning popularity
95% vs 5%
alternatives listed
240+ vs 17

Base details

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

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

About interviewing.io and DevPrep.app

In their own words, as submitted to SaaSHub.

interviewing.io
DevPrep.app

No description of interviewing.io yet.

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

Features and specs

What each product offers, as listed by its team.

interviewing.io 5 features
DevPrep.app 3 features
  • Anonymity
    Interviewing.io allows candidates to remain anonymous during the interview process, which can help reduce bias and make candidates more comfortable.
  • High-quality practice
    The platform provides opportunities to practice with real engineers from top tech companies, offering high-quality feedback and experience.
  • Cost-effective
    Many features on Interviewing.io are free, including the ability to conduct practice interviews and access to recordings and feedback.
  • Feedback and metrics
    Candidates receive detailed feedback and performance metrics after each interview, helping them identify areas of improvement.
  • Networking
    The platform can provide valuable networking opportunities by connecting candidates with engineers and potential employers from top tech companies.

Possible disadvantages

  • Limited industry focus
    Interviewing.io primarily focuses on tech interviews, so it may not be useful for candidates looking for practice in other industries.
  • Variable interviewer quality
    The quality of interviewers can vary, which might affect the consistency of the practice and feedback received.
  • Scheduling challenges
    Finding convenient times for interviews can sometimes be challenging, especially if both the candidate and interviewer have busy schedules.
  • Stress and performance pressure
    Despite being a practice platform, candidates might still experience stress and performance pressure, similar to real interview scenarios.
  • Limited personalization
    The feedback and practice sessions are somewhat standardized, which may not always cater to the specific needs or unique backgrounds of individual candidates.
  • 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

Analysis

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

interviewing.io
DevPrep.app

Overall verdict

  • Interviewing.io is considered a good resource for individuals looking to improve their technical interviewing skills. It is particularly beneficial due to its anonymous nature, which encourages honest feedback and reduces anxiety, and the quality of interviewers involved, who often come from well-known tech companies.

Why this product is good

  • Interviewing.io is a platform designed to help candidates practice technical interviewing through mock interviews, which can be especially useful for those aiming to enter fields such as software engineering. It offers anonymous practice sessions with engineers from top tech companies, providing real-world experience and feedback. The platform also offers flexible scheduling, expert insights, and resources to improve interview performance.

Recommended for

  • Aspiring software engineers
  • Recent computer science graduates
  • Professionals transitioning into tech roles
  • Individuals preparing for technical interviews at major tech companies

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

Videos

Walkthroughs and reviews on video.

interviewing.io 1 video + Add
DevPrep.app 0 videos + Add

Technical Interviewing Anonymous: Aline Lerner, CEO @ Interviewing.io

No DevPrep.app videos yet. You could help us improve this page by suggesting one.

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
interviewing.io
DevPrep.app
95% 95%
5% 5%
92% 92%
8% 8%
100% 100%
AI
0% 0%
0% 0%
100% 100%

Questions & Answers

As answered by people managing interviewing.io and DevPrep.app.

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 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.

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.

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

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Reviews and articles

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

interviewing.io no reviews yet
DevPrep.app no reviews yet

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

Social recommendations and mentions

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

interviewing.io 102 mentions
DevPrep.app 0 mentions
  • AI Interview Prep in 2026 Is Broken. Here's What Nobody Wants to Admit.
    Interviewing.io charges $100–225 per session. Genuinely useful, but you can't do 5 sessions a day for a month. And a stranger on a 45-minute call doesn't know your history. - Source: dev.to / 7 months ago
  • System Design Roadmap for Freshers 2026: From Zero to Placement-Ready
    Mock interviews: Pramp, Interviewing.io (free tier), or batchmates. Aim for 8–10 mocks. - Source: dev.to / 8 months ago
  • Interviewing in tech changed drastically after 2022 — here’s what I learned trying to navigate it
    Interviewing is very performative so along the way you should absolutely do mock interviews just to get the nerves out and to practice being calm under pressure. I paid for several using Interviewing.io. They were certainly helpful, but... - Source: dev.to / about 1 year ago

View more

Tracking DevPrep.app since Jul 2026.

Alternatives to interviewing.io and DevPrep.app

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