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Free practice programming interview questions. Interview Cake helps you prep for interviews to land offers at companies like Google and Facebook.

interviewing.io
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MockInterviewAI
Two-way AI voice interview practice for developers and devops

Which is more popular?
Based on our record, Interview Cake seems to be more popular. It has been mentioned 3 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | interviewcake.com | devprep.app |
| Pricing | — | |
| Platforms | — | |
| Company | — | Startup from the United Kingdom · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Interview Cake 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...
What each product offers, as listed by its team.


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


No analysis of Interview Cake yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
My Definitive Interview Cake Review
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Interview Cake and DevPrep.app.
DevPrep.app's answer:
Software developers and DevOps engineers who are preparing for technical interviews.
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.
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.
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.
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
Share your experience with using Interview Cake and DevPrep.app. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Frequently considered the best source for interview articles, tips, and content, Interview Cake is a crash course in getting a software development job.
We have no reviews of DevPrep.app yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Here's another site that helped me when I was starting out: interviewcake.com (I think I had a free trial or something). Source: over 4 years ago
Interviewcake.com has some great explanations and practice problems for leetcode style problems. I got the year subscription on sale. Source: about 5 years ago
I also used to do the exact same thing during a technical interview. Seems like an obvious answer, but I've always noticed the more prior practice I have, the less nervous I get. I think a good part of the mental fatigue comes from... Source: about 5 years ago
Tracking DevPrep.app since Jul 2026.
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