Mock Interview Pro vs interviewing.io: senior engineers for coding rounds or AI reps for any role
Mock Interview Pro team
We make Mock Interview Pro, so we compete with interviewing.io. Our free test did not get as far as practicing an answer in interviewing.io, so this comparison also relies on its public pages, pricing, policies and user reviews, and says where we could not check something. How we test
Mock Interview Pro is the better pick for most candidates preparing a specific interview, in any role: its voice interviewer follows up on your answers and debriefs you in about a minute. In one session it asked the candidate what his specific role was in the system he had just described. $39 once buys 30 days and 3 voice mock interviews with a 14-day refund, less than a quarter of one $179 interviewing.io session. interviewing.io wins one niche: live coding and system design rounds judged by a senior engineer, with a free AI Interviewer for coding. Prices as of September 18, 2026.
Choose interviewing.io if
- You are a software engineer with a FAANG or top AI lab loop coming up and want a Senior, Staff or Principal engineer to rate your coding or system design against that bar.
- You need to practice live coding or system design, which Mock Interview Pro cannot do; the free AI Interviewer runs coding in CoderPad and system design in Excalidraw.
Choose Mock Interview Pro if
- Your role is outside software engineering (product, sales, marketing, operations, finance), you have a posting and a date, and you want spoken mock interviews built from them.
- You are an engineer who wants repeatable reps on the behavioral and project deep dive half of the loop, with follow-ups on what you said, for less than one human session.
- You want each answer's weakest sentence highlighted and rewritten, and competency scores that quote your own words, the evening you practice.
- You want practice shaped by the company's interview rounds, which the free interview plan researches before you pay.
Free: your company's interview rounds and a practice plan, before any payment.
Mock Interview Pro vs interviewing.io at a glance
| Dimension | Mock Interview Pro | interviewing.io |
|---|---|---|
| What it is | A live AI mock interviewer that rehearses your interview from the job posting, for any role | A marketplace for anonymous mock interviews with senior engineers from FAANG and similar companies, plus a free AI Interviewer |
| Practice format | Live voice mock interviews on demand, plus video with an interviewer on screen on the 1-Year and Lifetime Passes | Live human sessions over audio and chat in a shared coding environment, no video; AI coding and system design interviews |
| Where questions come from | The job posting, company and interview round you enter; the free plan researches the company's rounds | The human interviewer, by the focus you book (algorithms, system design, behavioral, machine learning, front-end and more); 200+ problems from Beyond Cracking the Coding Interview for the AI |
| Follow-up questions | Yes on voice, built on your last answer ("what was your specific role in building that compliance system and those observability dashboards?") | Human sessions are live conversations with a senior engineer; we did not book one |
| Feedback on each answer | The weakest sentence highlighted in your words, why it hurts, how to fix it and a rewrite; competency scores cite your own quotes, ready about a minute after the call | A written rundown from the human interviewer after each session; the AI Interviewer gives feedback at the end |
| Delivery feedback (pace, filler words, body language) | Video sessions score on-camera presence, including eye contact, facial warmth and composure (1-Year and Lifetime Passes) | None; sessions are audio and chat with no video at all |
| Price for one interview | $39 once for 3 voice mock interviews over 30 days, less than a quarter of one $179 human session | From $179 per human session; the default Senior+ algorithms mock showed $189 when we checked on September 18, 2026 |
| Pricing model | One-time passes; a long search fits the $59 1-Year Pass (365 days, unlimited voice), no renewal | Pay per human session; AI Interviewer free, with a $20 a month Premium to save sessions |
| Refund policy | 14-day refund on a pass that never renews | A full refund if you are unhappy with your interview, per its FAQ |
| Free option | The free interview plan (the company's researched interview rounds and a practice plan) and free typed answers with AI feedback on public question pages | The AI Interviewer for coding and system design, and peer-to-peer mocks whose booking form says "quality not guaranteed" |
| Platforms | Any phone or laptop browser, nothing to install; no shared code editor | Web only, with its own coding environment; no mobile app found |
| Best for | A specific interview in any role, and engineers rehearsing the spoken half of a loop | Software engineers calibrating against the FAANG bar on coding and system design |
Build your free interview plan: See your company's interview rounds before you decide on any tool.
Which tool fits a product manager, sales or operations interview?
Mock Interview Pro fits those interviews, and interviewing.io mostly does not, because it is built for software engineers. When we signed up on September 18, 2026 as a senior product manager candidate, onboarding asked "How many years of experience do you have as a software engineer?", and the free AI Interviewer offered only coding and system design, so none of our three script questions had a free place to be practiced.
interviewing.io's human sessions reach a little further: its booking form lists behavioral, engineering management and technical program management next to algorithms and system design. There is still no product management, sales, marketing or finance track, and every human session is paid. Our interviewing.io review covers what we could and could not see inside the account.
Mock Interview Pro works for any role with a job posting. Its free interview plan asks for your role, company and the posting, researches the company's interview rounds with sources, and builds a practice plan; the public interview question pages take typed answers with AI feedback, free and without signup. The paid session is a live voice interview for that round, where the interviewer introduces itself for the company ("I'm Diane, and I'm a recruiter with Amazon") and asks questions mapped to the round's competencies.
Should a software engineer pay for interviewing.io or practice with Mock Interview Pro?
For the coding and system design rounds, a software engineer should use interviewing.io, and can start free: its AI Interviewer runs coding interviews in CoderPad and system design interviews in Excalidraw at no cost, and its paid sessions put you in front of a Senior, Staff or Principal engineer from a company like Google, Meta or Amazon. Mock Interview Pro has no coding environment at all, so for the technical rounds themselves it is the wrong tool.
The difference between the two is calibration against volume. interviewing.io requires its interviewers to have 4+ years of experience and to have run 20+ interviews for their company, so the person rating you has sat on the other side of the loop you are facing. On Blind, one engineer at Google compared it directly with free peer practice and preferred interviewing.io's feedback to Pramp's (Blind).
For the rest of the loop, Mock Interview Pro is the better rehearsal. Behavioral rounds, the project deep dive told as a story, "why this company": those are spoken answers, and they are where engineers get probed on scope. In one Mock Interview Pro voice session for a software engineer role at Airbnb, after the candidate said he built "a compliance system there to handle a lot of traffic", the interviewer asked "And what was your specific role in building that compliance system and those observability dashboards?" That is the kind of question a hiring manager asks, and it is cheaper to meet it first at $39 than at $179.
How does a senior engineer's rundown compare with Mock Interview Pro's feedback?
A senior engineer gives you a calibrated judgment on a coding bar; Mock Interview Pro gives you a specific fix on every spoken answer, about a minute after the call. interviewing.io's human interviewers write a rundown after each session. Mock Interview Pro's debrief highlights the weakest sentence of each answer, explains why it hurts and rewrites it, scores each competency with your own words quoted as evidence, and says plainly whether the round would advance you.
In one Amazon recruiter screen, that meant the line "So I think that I'm a lead engineering at my current position" highlighted with a clearer structure to use instead, Ownership rated strong on the evidence "I own the whole life cycle of development", and one focus for next time: "Tighten recruiter-screen delivery". How we reviewed those sessions is on our methodology page. If what you need is to know where your system design stands against a FAANG bar, that is still a senior engineer's job.
Human feedback is one person's view, though. A Blind commenter described interviewer quality as varying "between poor and average" (Blind), which is a reason to judge interviewing.io on more than one booking if you can afford it.
How many mock interviews does $179 buy on interviewing.io and on Mock Interview Pro?
$179 buys one human mock interview on interviewing.io, about three times the price of Mock Interview Pro's $59 1-Year Pass with unlimited voice mock interviews, while interviewing.io's AI practice for coding costs nothing. Here is the arithmetic at list prices on September 18, 2026.
- One week, one interview. interviewing.io: one human mock interview from $179; the default booking we saw, an algorithms session with a Senior+ interviewer, showed $189. Mock Interview Pro: $39 once for the 1-Month Pass, 3 voice mock interviews within 30 days, with a fix and a rewrite on each answer.
- One month, several rounds. interviewing.io: three human sessions at the $179 starting price come to $537, and interviewers from a specific company cost more. Mock Interview Pro: $39, or $59 once for the 1-Year Pass with unlimited voice mock interviews, 3 video sessions and the full company research report.
- Coding practice only. interviewing.io: $0 with the AI Interviewer, or $20 a month for Premium if you want to save and review sessions. Mock Interview Pro: not applicable.
Both offer refunds, on different terms. interviewing.io's FAQ says: "If you're unhappy with your interview(s), we'll issue a full refund." Mock Interview Pro gives a 14-day refund on passes, which never renew.
What does each tool leave out?
Each tool leaves a gap the other covers. Mock Interview Pro has no coding environment, so it cannot stand in for a technical round.
interviewing.io has no video, so there is no feedback on eye contact or presence, and nothing for product, sales, marketing, operations or finance interviews. Prices for company-specific interviewers and coaching packages are not published, and when we signed up, onboarding asked for a LinkedIn profile before the booking form would work. Its free AI practice stops at coding and system design.
If you are an engineer, those gaps barely overlap, which is why the two can sit side by side. If you are not, interviewing.io's gaps are the ones that matter.
Can you use Mock Interview Pro and interviewing.io together?
Yes, and the two cover different parts of an engineering loop: cheap repetitions of spoken answers on Mock Interview Pro, free coding practice on interviewing.io's AI Interviewer, and one or two paid human sessions saved for the rounds where calibration matters most. The human session is more useful once your stories are already fluent, so the paid time goes to judgment rather than to finding your words.
If your interview is in one to three days, do not wait for a human slot you have not booked. For a technical loop, run a free AI coding or system design interview on interviewing.io tonight. For behavioral rounds, or any role outside engineering, build Mock Interview Pro's free interview plan to see which rounds the company runs, then use the $39 pass tonight for a spoken mock interview built from the posting, and rerun the answer the debrief flags tomorrow. The free interview question pages take typed answers first if you want to warm up.
For more options, see the interviewing.io alternatives we compared, and the wider list of AI mock interview tools.
What we saw in our test
interviewing.io vs Mock Interview Pro pricing
| Plan | Price | Billing |
|---|---|---|
| AI Interviewer | Free | No charge. Coding and system design interviews with 200+ problems from Beyond Cracking the Coding Interview |
| Premium mock interview | From $179 | Per session, one-time. Price varies with the subject and whether you request an interviewer from a specific company; the default Senior+ algorithms mock showed $189 in our test |
| AI Interviewer Premium | $20 a month | Monthly subscription. Saves AI Interviewer sessions so you can review them later |
| Peer-to-peer mock | Free | No charge. Matched with a random user; the booking form says quality is not guaranteed |
| Gift mock interviews | $179 per interview | One-time. 10% off for 4 interviews or more |
| Dedicated coaching | Not published | Packages of 3, 5 or 10 sessions. Amazon, Google or Meta programs with a custom lesson plan |
| Plan | Price | Billing |
|---|---|---|
| 1-Month Pass | $39 | One payment, 30 days of access. 3 voice mock interviews, no video, no company research |
| 1-Year Pass | $59 | One payment, 365 days of access. Unlimited voice mock interviews, 3 video sessions, company research, interview playbook |
| Lifetime Pass | $249 | One payment, no expiry. Unlimited voice and video mock interviews, company research, interview playbook |
Questions people ask
Is one interviewing.io session better than several AI mock interviews?
For a senior engineering loop, one session with an engineer who has run 20+ interviews at a top company can tell you, with more authority than AI feedback, whether your system design would pass that bar. For everything else, repetition matters more: three voice mock interviews on Mock Interview Pro cost $39, less than a quarter of one human session, and each one follows up on your answers and rewrites the weakest sentence. Some engineers use both.
Is interviewing.io's AI Interviewer the same kind of tool as Mock Interview Pro?
Both are AI interviewers, built for different rounds. interviewing.io's free AI Interviewer runs coding problems in CoderPad and system design in Excalidraw, with feedback at the end. Mock Interview Pro runs spoken interviews built from your job posting for any role, with feedback on every answer, from $39 once. Neither replaces a senior engineer's judgment on a coding round.
Does Mock Interview Pro have a coding environment?
No. Mock Interview Pro runs spoken interviews and has no shared editor, so it cannot replace coding or system design practice. Engineers can use it for the questions around the technical rounds: tell me about yourself, conflict and ownership stories, and why this company. For the coding itself, interviewing.io's free AI Interviewer or a human session is the better fit.
How we tested
On September 18, 2026 we tried both products' free tiers, in an automated, headless browser, as a Senior Product Manager candidate. On interviewing.io we created a free account and reached the dashboard, stopped at an onboarding step that required a LinkedIn profile, and read the booking form, the AI Interviewer page, the FAQ and the gift page; we did not practice anything there, because the AI Interviewer offers only coding and system design. On Mock Interview Pro we went through the free interview plan to the paywall and submitted typed answers in the free practice box. On September 19, 2026 we reviewed the founder's own paid Mock Interview Pro voice and video sessions on production for follow-ups, per-answer feedback and debrief timing. We could not test an interviewing.io human session. We make Mock Interview Pro.
On September 18, 2026 we used interviewing.io's free account in an automated, headless Chromium browser, as a Senior Product Manager candidate, without paying. We signed up with email; an activation email arrived in about a minute and led to a registration form. The dashboard then opened behind a Welcome onboarding modal asking for a company, years of experience as a software engineer and a LinkedIn profile. Get started stayed disabled with LinkedIn empty, so we did not finish onboarding. Behind the modal, the default booking (professional interviewer, algorithms and data structures, Senior+) showed a price of $189 and the promise of a full refund if you are unhappy. The free AI Interviewer offered only coding (CoderPad) and system design (Excalidraw) interviews, with a $20 a month Premium upsell to save sessions, and no behavioral or product manager option, so none of our script questions could be practiced and we did not start a session. The FAQ and gift page list $179 as the starting price. We could not test the booking flow past onboarding, peer-to-peer mocks, any paid human session, the quality of human feedback or the AI Interviewer's feedback.
Read our full testing methodHear your answer before the interviewer does
Tell us the role and company, see the interview rounds you will face, then rehearse them out loud with feedback and a rewrite of every answer.
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