InterviewFox is worth trying if you want interview answers on a second device. In our limited free-plan trial, its three built-in English questions produced readable technical outlines, but left implementation details unanswered. We did not test phone pairing or live audio. Before paying, check which models your billing period includes and whether the refund conditions fit your plans. Much of the review coverage we found came from InterviewFox or competing vendors.
Disclosure: SkillCopilotAI publishes this review and develops a competing interview assistant. InterviewFox did not pay for, review, or approve it. On November 2, 2026, we checked its public pages and tried three built-in English practice questions on the free plan. This was a limited practice trial, not a live interview or a physical dual-device test. Prices and policies can change.
| Reader question | What the public record supports |
|---|---|
| What is it? | A live AI interview assistant from Datafox, LLC (Wyoming, founded 2025) that puts suggested answers on your phone while the interview runs on your computer. |
| What does it cost? | Pro: $49 monthly, $39/mo quarterly ($117) or $29/mo yearly ($348). Elite: $99 monthly, $79/mo quarterly ($237) or $59/mo yearly ($708). One-time credit packs run from $58 to $129. |
| Is there a free trial? | Yes. The FAQ says every free user gets unlimited 10-minute sessions. No card is needed to start. |
| Refunds? | Monthly plans are generally non-refundable. First-time quarterly or yearly purchases can be refunded within 7 days if barely used. |
| What is unverified? | Performance beyond three built-in examples, latency, external audio accuracy and any "undetectable" claim. Our search did not locate an InterviewFox Trustpilot page; Reddit and Product Hunt could not be assessed because access was blocked. |
What InterviewFox is and how dual-device mode works
InterviewFox calls itself a "Safer AI Interview Assistant". Its main idea is the dual-device mode. You pair your computer and your phone. The computer captures the interview's system audio, and the suggested answers appear on the phone. Because the answers stay off the computer, they are not in anything you share from it. The homepage frames this as an alternative to "invisible overlay" apps, which it says many anti-cheat tools can detect.
The rest of the feature list will look familiar if you have compared interview copilots before:
- Real-time answers. The assistant detects interviewer questions and drafts answers from your resume, target job and an uploaded knowledge base. An auto answer mode means you do not have to copy questions by hand.
- Interviewer-only audio. Because it listens to system audio, InterviewFox says it will not confuse your own answers with the interviewer's questions, and you can keep headphones on.
- Coding assistant. Screenshot analysis for algorithm, system design and live coding questions, with code, an explanation and dry-run reasoning.
- Prep Agent. A separate agent you message over WhatsApp or SMS for resume and cover letter edits, mock interviews, strategy and post-interview review. InterviewFox says it feeds that context back into the live assistant (the "context loop").
- Platforms and languages. The site names Zoom, Google Meet, Microsoft Teams, LeetCode, HackerRank, CodeSignal, CoderPad, CodePen and Mercor, and claims 35+ interview languages.
We accessed InterviewFox in desktop Chrome. Its launch screen offered Full Screen Mode, Tab Mode and Dual Device Mode. We entered Full Screen Mode; we did not check other browsers or operating systems, or pair a physical phone.
InterviewFox also publishes headline numbers: 100,000+ candidates, 80K+ successful interviews and a 95% interview success rate. These are the company's own claims. We found no method behind them, so treat them as marketing.
Our limited InterviewFox practice test
Our signed-in dashboard showed the Free plan, Base model tier and 10 minutes remaining. We selected Full Screen Mode, a custom Software Engineer position, English (United States), Auto Mode for model selection and Auto Answer. We did not upload a resume or purchase a plan. The model selection did not identify which underlying model produced each answer.
We ran the three practice questions supplied inside the product. Their transcripts included hints about the concepts to discuss, so this was an easier test than an unfamiliar question in a real interview. It does not establish microphone transcription accuracy.
| Built-in question | What the answer covered | What we would still want to see |
|---|---|---|
| Exactly-once event processing under retries | Event identifiers, idempotency, transactions and deduplication | A concrete failure-and-recovery sequence showing how state changes and event acknowledgement stay consistent |
| Zero-trust access with Terraform and AWS | Scoped IAM permissions, CI checks, temporary credentials and monitoring | Actual configuration and policy tests rather than a conceptual outline |
| Keeping payments available when an upstream API rate-limits requests | Backoff with jitter, caching, queues, delayed processing and fallback providers | Payment idempotency, reconciliation and a clear distinction between accepting a pending request and confirming payment |
Each response had a short answer followed by a longer explanation. For the third example, an answer appeared without us pressing AI Answer. We also pressed that button during the earlier examples; the session contained a repeated answer to the first question, so that sequence is not a clean test of automatic triggering or latency.
The first response used first-person claims about implementing systems even though we had supplied no resume. Treat that wording as a draft to adapt to your own experience, not as a factual account you can repeat unchanged.
Our free-plan practice session, November 2, 2026: the event-processing answer. No resume was supplied, but the response describes implementation work in the first person. View full-size screenshot.
The same session: the AWS and Terraform answer outlines permissions and CI guardrails without providing executable configuration. View full-size screenshot.
The third built-in example generated an answer without a manual AI Answer click. This screenshot documents that example, not independently captured interview audio or measured response latency. View full-size screenshot.
The built-in examples gave us usable starting points, with gaps a technical interviewer could follow up on. We paused the session at its displayed time of 2:17. We did not measure response latency or verify the advertised 500ms figure, external audio recognition, Chinese responses, physical dual-device pairing or detection resistance.
InterviewFox pricing in November 2026
The homepage pricing section has a Pro/Elite toggle, and each billing period can be set to "Renew" or "Once". Here is the Pro view as it appeared on November 2:
InterviewFox Pro pricing on the homepage, captured November 2, 2026.
| Plan | Monthly | Quarterly | Annual |
|---|---|---|---|
| Pro | $49/mo | $39/mo, billed $117 | $29/mo, billed $348 |
| Elite | $99/mo | $79/mo, billed $237 | $59/mo, billed $708 |
All plans list dual-device mode, unlimited sessions, screenshots, coding help, answers, context uploads and auto answer mode. Elite adds the "AI interview agent" that learns your context across interviews.
Check the model list for the billing period you intend to buy. Monthly and quarterly Pro list GPT-5.6 Luna, Claude Haiku 5.5 and Gemini 3 Flash. Monthly and quarterly Elite list additional models, including GPT-5.6 Terra, Claude Sonnet 5.5, Claude Sonnet 5 and Gemini 3.8 Flash. The annual cards display a broader list, including GPT-6.1 Sol, Claude Opus 5.5 and Gemini 3.1 Pro, plus "8 more". These are the vendor's model labels, not models we independently benchmarked. Pro annual requires $348 up front to get the advertised $29 monthly equivalent.
The subscription cards also offer Renew and Once. Renew uses recurring billing; Once purchases the selected period without automatic renewal. Once is not lifetime access and differs from the separate credit packs below. Confirm the selected option and total at checkout; we did not complete a paid purchase.
If you only have a few interviews, the /pricing page sells one-time credit packs that never expire. Credits are billed per second of use:
| Pack | Price | Credits | Approx. time |
|---|---|---|---|
| Basic | $58 | 30,000 | about 500 minutes |
| Pro | $89 | 72,000 | about 1,200 minutes |
| Max | $129 | 120,000 | about 2,000 minutes |
Free or promotional credits can expire, according to the pricing page.
Refunds, privacy and terms
Refund policy (updated August 15, 2026). Monthly subscriptions are generally non-refundable. A first-time quarterly or annual purchase can be refunded within 7 days if you have not substantially used it. The policy defines substantial use as more than 10 minutes of assistant use or a substantial Agent task. Renewals and upgrades are non-refundable. Credit packs are refundable within 7 days only if unused. Requests go to contact@interviewfox.ai and take 5–10 business days. In practice, do all your testing on the free 10-minute sessions, because a real interview on a new paid plan would probably use up your refund eligibility.
Privacy. The public privacy policy, dated May 7, 2026, lists interview transcripts, questions, responses, resumes, uploaded materials and job information among collected data. It says data may be used to test, train and improve AI models, and may be shared with service providers and for advertising or analytics. The page we checked does not specify a raw-audio retention period or describe a separate model-training consent process. Confirm those details with InterviewFox before uploading sensitive material; do not assume that keeping answers on a second device means interview data stays on that device.
Terms. Subscriptions renew automatically until you cancel, and you must cancel before the renewal date to avoid the next charge. The terms forbid using the service to break any law or regulation, but they do not discuss interview rules. Whether live assistance is allowed in your interview depends on the employer's rules, not on InterviewFox's tool design.
What users and reviewers say
We looked for independent InterviewFox reviews on November 2, 2026:
- Trustpilot. We found no InterviewFox business page. The Trustpilot link on InterviewFox's homepage points to a review of Final Round AI, a competitor, which InterviewFox uses in its comparison section.
- Reddit and Product Hunt. Both blocked our automated search with a bot check, so we could not confirm whether InterviewFox discussions exist there.
- Review sites. Search results are mostly from competing interview tools (Interview Sidekick, LinkJob, CoPrep, Copilot Interview, InterviewMan) and AI tool directories. These are competitors, so read them with that in mind. One of them, LinkJob, reported that InterviewFox's full-screen mode did not transcribe computer audio in its test and that tab mode still meant switching browser focus. We have not reproduced either finding.
- Testimonials. The quotes on InterviewFox's homepage are supplied by the vendor.
The sources we could access offer limited independent user evidence. Use the free trial to check your own audio and device setup before relying on a review's conclusion.
InterviewFox pros and cons
Pros
- Dual-device mode is designed to put answers on a phone, off the computer you share. We did not test physical pairing.
- The FAQ advertises unlimited free 10-minute sessions; our dashboard showed 10 minutes remaining. We did not test whether the allowance resets between sessions.
- Credit packs that never expire suit people with only a few interviews.
- The public privacy policy identifies categories of collected information and describes its use and sharing, although audio retention and training controls need clarification.
- Prep Agent over WhatsApp/SMS covers preparation as well as live help.
Cons
- The annual cards list more models, but require $348 for Pro or $708 for Elite up front. We did not compare those models' answer quality.
- Monthly plans are generally non-refundable. For eligible quarterly/yearly purchases, more than 10 minutes of assistant use or a substantial Agent task generally counts as substantial use; exceptions may apply.
- Looking at a phone during a video interview is a visible behavior of its own. Dual-device mode does not remove that.
- Few independent user reviews, and the success statistics come from the vendor.
- Platform and OS support is not documented on the pages we read.
Who InterviewFox fits, and who should skip it
Consider it if you want suggestions kept entirely off the computer you share, you are comfortable reading a phone during an interview, and you can test the free sessions under realistic audio conditions first. The credit packs suit someone with a few interviews over several months.
Look elsewhere if you need a documented Mac or Windows desktop app, or a particular model is available only with an annual commitment you do not want to make. If you prefer one screen, try InterviewFox's browser-based Full Screen or Tab mode before ruling it out. Follow the employer's or assessment's rules on outside assistance.
InterviewFox vs SkillCopilotAI
SkillCopilotAI is our product, so weigh this section accordingly. Both tools listen to the interview, draft answers from your resume and help with coding questions. They differ in how they deliver answers and how they charge.
| InterviewFox | SkillCopilotAI | |
|---|---|---|
| Where answers appear | On the computer in Full Screen/Tab modes, or on a phone in Dual Device Mode | In a desktop app on your computer |
| Platforms | Accessed in desktop Chrome; physical phone pairing and other OS/browser combinations untested | Desktop app for macOS 14+ and Windows 10/11 |
| Free access | Unlimited 10-minute sessions | 30-minute trial |
| Monthly | $49 Pro / $99 Elite | $89.90 |
| Quarterly | $39/mo Pro ($117) / $79/mo Elite ($237) | $59.90/mo ($179.70) |
| Yearly | $29/mo Pro ($348) / $59/mo Elite ($708) | $28.90/mo ($346.80) |
| Refunds | 7 days for first-time quarterly/yearly if barely used; monthly generally non-refundable | 3 days for first-time quarterly/yearly buyers; monthly non-refundable |
SkillCopilotAI prices checked on November 2, 2026.
At the listed prices, InterviewFox Pro costs less monthly and quarterly. SkillCopilotAI offers a desktop app, while InterviewFox also has browser modes that display answers on the computer. SkillCopilotAI's yearly price is $1.20 below InterviewFox Pro annual; that small difference is less useful for choosing than checking model access and how each tool works with your setup. We did not run a matched answer-quality comparison.
Frequently asked questions
Is InterviewFox free?
You can use it for free in 10-minute sessions. The FAQ says free users get unlimited 10-minute sessions, and the homepage says no credit card is required. Longer sessions need a subscription or credits.
How much does InterviewFox cost?
Pro costs $49 monthly, $117 per quarter or $348 per year. Elite costs $99 monthly, $237 per quarter or $708 per year. One-time credit packs cost $58, $89 or $129. These prices were checked on November 2, 2026.
Does InterviewFox give refunds?
Only in limited cases. First-time quarterly or annual purchases may qualify within 7 days if not substantially used. The policy generally defines substantial use as more than 10 minutes of assistant use or a substantial Agent task. Monthly plans, renewals and upgrades are generally non-refundable; unused credit packs may qualify within 7 days. Technical issues, billing errors and applicable law can affect eligibility. See the official refund policy.
Is InterviewFox undetectable?
No tool can promise that. Dual-device mode keeps answers off your computer's screen share, but it cannot hide your eye movements, timing or the interview platform's own monitoring. We have not tested any detection claim.
Does InterviewFox store my interview audio?
The public privacy policy lists transcripts and other interview materials as collected information, but does not specify how long raw audio is retained. Ask InterviewFox about audio processing, retention and deletion before using it with sensitive conversations.
Are there real InterviewFox user reviews?
Our search on November 2, 2026 did not locate an InterviewFox Trustpilot page. Much of the review coverage we found came from competing products. We could not assess Reddit or Product Hunt fully, so this is a limitation of our search rather than proof that user reviews do not exist.
Sources and review method
We checked these pages on November 2, 2026: the InterviewFox homepage and FAQ, pricing and credits, refund policy, privacy policy, terms of service and about page. Third-party context came from LinkJob's InterviewFox review and other review articles in search results, all published by competing tools. Our hands-on observations are limited to the free-plan setup and three vendor-provided English practice questions described above. We saved screenshots and a transcript for that session; we did not independently measure latency or assess external audio accuracy.
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