CoreSpec 3D vs Lucid
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CoreSpec 3D
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Easily create a 3D digital twin of any property! Use your digital twin to: - Create safety plans and share plans and detailed site maps with first responders to any device - Plan remodels, events, and furniture layout changes - Track and manage tasks in 3D Annotate your digital twin using Specs, which are digital sticky notes used to store tasks, images, links, and notes about a particular location or item in your digital twin. Edit your digital twins at any time through an easy-to-use, self-service editor. Cross team communication between projects, departments, vendors, and service providers. Walk through your digital twin using “First Person” mode.
Lucid
This tool helps you get work done by blocking distractions and using a focus timer. Track your progress and set goals to improve productivity and reduce interruptions. Optimized for iPad, it offers a privacy-first experience with no ads or tracking.
- Focus timer for set work sessions
- Distraction blocking to minimize interruptions
- Activity tracking for productive time
- Progress visualization with a grid
- Background audio for enhanced focus
- Goal setting for daily, weekly, or monthly targets
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Lucid is a focus timer and distraction blocker built to help you actually get work done. Struggling to stay focused? Start a DeepWork session, block distractions on your phone, and make real progress on the tasks that matter. Whether you're studying, writing, coding, or creating, Lucid helps you stay focused and finish what you start. Key Features: Focus Timer – Start 5, 10, 15, 20, 30, or 45-minute deep work sessions Distraction Blocking – Reduce interruptions and stay locked in Activity Tracking – Track your focus sessions and productive time Progress Visualization – See your consistency with a GitHub-style grid Background Audio – Lo-fi music and white noise for better focus Smart Notifications – Gentle alerts to keep your workflow on track Goal Setting – Set daily, weekly, or monthly focus goals iPad Optimized – Designed for larger screens and work setups Perfect for: • Students studying for exams or working on assignments • Creators, writers, and developers building projects • Professionals who need deep focus time • Anyone looking to improve productivity and reduce distractions Privacy First Your data stays on your device. No ads. No tracking. No distractions. Start a focus session and get something done today. Privacy Policy: https://deep-work.io/privacy Terms of Use: https://deep-work.io/terms
Screenshots
Verdict
The clearest difference is in-app purchases: CoreSpec 3D at none against Lucid's 4. Lucid's advantage is ads (none vs shown) and update cadence (fortnightly vs every 2 months). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Lucid sells 4 in-app purchases, starting at $2.99 per month. CoreSpec 3D asks for nothing beyond the download.
CoreSpec 3D ships an update every 2 months, Lucid fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | CoreSpec 3D | Lucid |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (7 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 7 — better |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 18.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 897 MB | 130 MB |
| Age rating | 4+ | 4+ |
| Developer | Boom Interactive Inc | Raman Mama |
In-app purchases
CoreSpec 3D
No in-app purchases
Lucid
- Premium Monthly Subscription$2.991 Month
- Premium Annual Subscription$24.991 Year
- Premium Subscription$39.99
- Lifetime$39.99









