PhantomCodeAI vs LockedIn AI
Both offer desktop interview help, live audio, screen capture, and non-expiring credits. Compare PhantomCodeAI's interview workflows with LockedIn's plan entitlements and Duo remote assistance.
One-time credit packs from $19. Credits never expire.
All-in-One Coverage
Coding (DSA, LeetCode, system design, SQL), behavioral, HR, and online assessments — all in one app, no second tool needed.
Dual Capture Modes
Live interviewer-audio transcription plus a screenshot hotkey for proctored online rounds. Pick the mode that matches your interview.
One-Time Credit Packs
One-time credit packs from $19 / ₹1,599 with text and interview-call credits that never expire — no recurring subscription required.
Which fits your interview workflow?
When to consider LockedIn AI
Consider LockedIn if you need its Duo remote-assistance workflow or a choice of unlimited and credit-based plans.
When to choose PhantomCodeAI
Choose PhantomCodeAI when your priority is a desktop interview workflow with coding, system design, behavioral answers, and one-time credit packs.
Both products offer non-expiring credits. LockedIn separates General from Pro and credit-plan entitlements, so compare access to Stealth Mode and Duo as well as price.
Side-by-Side Comparison
| Feature | PhantomCodeAI | LockedIn AI |
|---|---|---|
| Starting paid price | $19 once | Not verified; see current pricing[4] |
| Live audio assistance | [1] | |
| Screen capture | Screenshot hotkey | F7 full-screen capture in desktop app[1] |
| Screen-share privacy | Undetectable desktop overlay | Stealth Mode on paid plans except General[2] |
| Desktop platforms | macOS + Windows | macOS + Windows[1] |
| Coding support | 11 programming languages | Includes Python, JavaScript, Java, C++, Go and more[5] |
| Spoken languages | 55 | 50+ paid language choices; multilingual detection also available[3] |
| System design | HLD + LLD | System-design frameworks and architecture guidance[5] |
| Personalized interview answers | Resume and document context[1] | |
| Billing options | Subscriptions + one-time, non-expiring credits | Unlimited, credit and lifetime plans; credits do not expire[2] |
Sources reviewed: . Competitor details summarize vendor documentation, not independent performance tests. Not verified means the inspected sources do not establish that detail. Competitor prices are in USD; billing periods and plan limits differ.
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Prefer the "why switch" breakdown? Read the LockedIn AI alternative guide →
Frequently Asked Questions
- What does PhantomCodeAI cover for coding interviews?
- PhantomCodeAI handles DSA, system design (HLD/LLD), database design, SQL, behavioral, HR, and online-assessment rounds inside the same app — and generates code in 11 programming languages (Python, Java, JavaScript, TypeScript, C++, C#, Go, Rust, Ruby, Swift, Kotlin).
- Can PhantomCodeAI replace LockedIn AI on Zoom, Google Meet, and Teams?
- Yes. PhantomCodeAI runs as an undetectable desktop overlay that does not appear on screen-share streams in Zoom, Google Meet, Microsoft Teams, or Discord, and it does not show up in the dock or Activity Monitor.
- Is PhantomCodeAI cheaper than LockedIn AI long-term?
- The cheaper option depends on your usage and required features. PhantomCodeAI offers one-time credit packs (Starter $19, Basic $29, Power $39), plus $49/month and $199/year subscriptions. LockedIn also offers non-expiring credits and unlimited plans. Compare the current plan allowances and feature access before choosing.