Lunabot vs iMI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lunabot
This AI assistant helps with complex tasks like chatting, translating, writing, and drawing. It can also process documents like PDFs and Word files, and offers tools for image manipulation and prompt generation to boost work efficiency.
- Advanced AI chat models
- Document processing (PDF, Word)
- AI-powered image generation and editing
- Prompt tools for quick use
- Translation and writing assistance
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Lunabot——Your most powerful AI assistant. With Lunabot, you can use the most advanced AI models to help you complete a variety of complex tasks. It can converse with you, translate, write, draw, and provide tools for handling images, PDFs, WORD documents, and more, helping you to handle your work more easily and efficiently! Chat——You can chat with the most advanced LLM model anytime, anywhere, and choose the model you want. Training——You can upload documents (PDF, Word documents, etc.) and let AI help you process them. Just ask the questions you want to know, and you will get the answers. Drawing——Turn your ideas into pictures: You can use the latest AI model to draw or assist you in editing images by simply inputting your thoughts. Exploration - We provide you with multiple prompts and prompt tools, which are open for immediate use, convenient and fast. Terms of use: https://lunabot.ai/en/terms Privacy policy: https://lunabot.ai/en/privacy
iMI
This AI assistant is designed for manufacturing professionals on the shop floor. It provides answers to technical questions, helps troubleshoot issues, and offers tools for optimizing processes and calculating ROI. Securely store and access your private manufacturing documents.
- AI-powered manufacturing Q&A
- G-code optimization
- Machining strategy generation
- Work instruction drafting
- ROI calculator
- Private on-device document vault
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ARLO is a manufacturing AI built for the shop floor — not a general-purpose chatbot adapted for it. Ask about G-code, feeds and speeds, CAM strategy, toolpath troubleshooting, work instructions, or anything else that comes up during a shift. Get an answer that actually fits your machine, your role, and your experience level. iMI: Inference puts ARLO in your pocket. COLLAB WITH ARLO A full conversational interface for manufacturing questions. Ask follow-ups, work through setups step by step, or think out loud about a problem. Conversation history lets you save, name, and return to sessions — including picking up where you left off across multiple days (Pro). AI TOOLS Structured tools for the tasks you do every day: optimize G-code, generate machining strategies, draft work instructions, summarize documents, translate content, and more. ROI CALCULATOR Build and present the business case for new equipment or process improvements — right on the spot. Choose from four scenarios: • CNC Machine purchase • Cost Per Part reduction • Downtime & OEE improvement • Internal Tool evaluation Fill in the form, tap Generate, and export a branded PDF proposal to share instantly. VAULT — PRIVATE ON-DEVICE KNOWLEDGE Load your own documents — machine manuals, tooling catalogs, post-processor documentation, shop standards — directly into ARLO's context. Vault indexes everything on-device and automatically injects relevant content into your questions. Your documents never leave the app. Available to Pro subscribers. ZERO-TRUST MODE For organizations handling sensitive or proprietary information. Every session is fully stateless — nothing is written to or read from disk, and all data is cleared when the app closes. Pro only. PLANS Free — 5 uses per day. Collab with ARLO. Starter — $9.99/month. 300 uses, all AI Tools, Conversation History. Pro — $19.99/month. 1,000 uses, Vault, Zero-Trust Mode. Additional use packs available as one-time in-app purchases. iMI: Inference is developed by Multiaxis LLC — built by people with decades in manufacturing, for the people who keep shops running. The Power of MULTIAXIS® with the Intelligence of ARLO™ Terms of Use: https://multiaxis.ai/terms.html Privacy Policy: https://multiaxis.ai/privacy.html
Screenshots
Verdict
The clearest difference is update cadence: iMI at every 4 days against Lunabot's every 3 weeks. iMI also leads on ratings volume (3 vs 1). Lunabot's advantage is iOS requirement (13.0 vs 18.6). On price, rating, ads and in-app purchases 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. Lunabot sells 3 in-app purchases, starting at $5.99 per month and iMI sells 5 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Lunabot against 5.0 for iMI. Both are backed by a comparable volume of ratings — 1 and 3 respectively.
Lunabot ships an update every 3 weeks, iMI every 4 days. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.
| Parameter | Lunabot | iMI |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (3 ratings) |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 56 MB | 12 MB |
| Age rating | 17+ | 12+ |
| Developer | Lesslab | Michael Kaminski |
Customer experience
Lunabot
iMI
In-app purchases
Lunabot
- Essential Plan$5.991 Month
- Premium Plan$9.991 Month
- Super Plan$19.991 Month
iMI
- ArloInference Starter$9.991 Month
- ArloInference Pro$19.991 Month
- 250 Uses — Project Sprint$4.99
- 600 Uses — Heavy Week Pack$9.99
- 1500 Uses — Power User Pack$19.99









