Compare · Interview copilot

Promptly vs Interview Coder.

Interview Coder is built around technical interviews: screenshot the problem, get a solution with complexity analysis [1]. Promptly can explain a problem on your screen too, and it's built for every kind of call (meetings, sales calls and interview practice), not just coding questions. The gap that matters most is price — Interview Coder is $299 a month or $799 once [2].

Interview Coder details checked against Interview Coder's own site on October 6, 2026. Sources are listed at the end.

The short version

Choose Promptly if…

  • You want to try it first — Promptly's Free plan includes 3 demo interviews, with live help on a real call; Interview Coder's free download requires a subscription to unlock AI features [3].
  • You'd rather pay $20–$40 a month, cancel in one click, than $299/month [2].
  • You want answers in your own words — Promptly answers in first person from your résumé and the role you're up for.
  • You also want a teleprompter, dictation, meeting notes and résumé tailoring.

Choose Interview Coder if…

  • You want a one-time lifetime purchase ($799) rather than a subscription [2].
  • You want step-by-step commented solutions with Big-O analysis and a debug-by-screenshot loop [1].

Side by side

 PromptlyInterview Coder
PriceFree · Base $20/mo · Pro $40/mo$299/mo (1,000 credits) or $799 lifetime [2]
AI on the free planYes — 3 demo interviewsNo — “Subscribe to unlock AI features” [3]
Refunds / cancellingCancel in one click; plan runs to period endMonthly plan: “Cancel anytime”; refund policy: “All sales are final” [2][4]
Hidden from screen shareYes, on by defaultYes — claims invisibility to screen share and recording [1]
PlatformsWindows 10 & 11, macOS 13.5+Windows and Mac desktop apps [3]
Coding problemsAsk about your screen; multi-page Snap on Base & ProScreenshot → solution, complexity, debugging [1]
Spoken / behavioral questionsYes — hears both sides, answers from your résuméYes — live audio transcription and STAR-format behavioral suggestions from an uploaded story bank [3][6]
Voice-synced teleprompterYes (Pro; demo on Free)No such feature listed
Dictation, meeting notes, résumé tailoringYesNo such features listed
What's kept on serversNo audio, transcripts, screenshots, questions or answersPrivacy policy says users may submit audio recordings, transcriptions and/or screenshots as Customer Data; retention is governed by its Terms of Service [5]

Where they differ

The price gap

Interview Coder's monthly plan is $299 for 1,000 usage credits, or $799 for lifetime access [2], and its refund policy says all sales are final [4]. Promptly's Base plan is $20 a month with unlimited interviews and 10 listening hours; Pro is $40 with 100.

Answers in your own words

Interview Coder started with screenshot-to-solution for technical problems [1], and now also offers live transcription and STAR-style behavioral suggestions from an uploaded story bank [6]. Promptly reads problems off your screen too, but it was built around the spoken interview — it hears the question and answers in first person from your résumé and the role you entered.

Try before you pay

Promptly's Free plan includes 3 demo interviews with live help, no card needed. Interview Coder's free download lets you explore the app, with AI features behind a subscription [3].

Where Interview Coder is ahead

It has a Mac app today [3] and a lifetime option [2], and its coding output is detailed — commented solutions with time and space complexity [1].

More on Promptly's side: Interview prep.

Questions

How much does Interview Coder cost?

Its pricing section lists $299/month (1,000 credits) or $799 one-time for lifetime access [2]. Promptly is $20 or $40 a month, with a free plan.

Can I get a refund from Interview Coder?

Its refund policy states that all sales are final [4].

Does Promptly help with coding interviews?

Yes. Ask about a coding problem or system-design board on your screen and get the full answer; Base and Pro can send a whole scrolling problem at once with multi-page Snap.

Sources

  1. Interview Coder — coding interview page — www.interviewcoder.co/coding-interview
  2. Interview Coder pricing (homepage section) — www.interviewcoder.co/#pricing
  3. Interview Coder homepage — www.interviewcoder.co/
  4. Interview Coder refund policy — www.interviewcoder.co/policies/refund
  5. Interview Coder privacy policy — www.interviewcoder.co/policies/privacy
  6. Interview Coder — behavioral interview — www.interviewcoder.co/behavioral-interview

Interview Coder is a trademark of its owner. Promptly isn't affiliated with or endorsed by Interview Coder. We describe Interview Coder only from what its own site says, as of October 6, 2026; plans and features change, so check their site for the latest. Spot something out of date? Email support@trypromptly.app and we'll fix it.

Try Promptly on your next call.

Free: 3 demo interviews, 3 teleprompter tries, 3 résumé tailorings. No card. · See pricing

You're sharing your screen. Promptly isn't in it.