Comparison

Lunabot vs iMI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Advanced AI chat models
  • Document processing (PDF, Word)
  • AI-powered image generation and editing
  • Prompt tools for quick use
  • Translation and writing assistance
Features
Read full description

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

About

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.

Highlights
  • AI-powered manufacturing Q&A
  • G-code optimization
  • Machining strategy generation
  • Work instruction drafting
  • ROI calculator
  • Private on-device document vault
Features
Read full description

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

Lunabot3 screens
iMI4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard3 real differences · 6 level
Lunabot versus iMI: the parameters behind the verdict, then further details
ParameterLunabotiMI
PriceFreeFree
Rating5.0 (1 ratings)5.0 (3 ratings)
Number of ratings13 — better
Update frequencyEvery 3 weeksEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better18.6
Further details — not scored
Size56 MB12 MB
Age rating17+12+
DeveloperLesslabMichael Kaminski

Customer experience

Lunabot

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

iMI

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Lunabot

Subscriptions3
  • Essential Plan$5.991 Month
  • Premium Plan$9.991 Month
  • Super Plan$19.991 Month
5 purchases

iMI

Subscriptions2
  • ArloInference Starter$9.991 Month
  • ArloInference Pro$19.991 Month
One-time3
  • 250 Uses — Project Sprint$4.99
  • 600 Uses — Heavy Week Pack$9.99
  • 1500 Uses — Power User Pack$19.99

Questions

Is Lunabot free?
Lunabot is free to download, with in-app purchases available.
Is iMI free?
iMI is free to download, with in-app purchases available.
Which has better reviews, Lunabot or iMI?
Lunabot and iMI are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.
Do Lunabot or iMI have ads?
Neither Lunabot nor iMI shows ads.
Which is updated more often, Lunabot or iMI?
Lunabot ships an update every 3 weeks, and iMI every 4 days. Most recently, Lunabot was updated on October 17, 2026 and iMI on October 8, 2026.

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