MicroCommerce AI ShopAssistant vs Sigma ‑ AI Shopping Assistant
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 9, 2026 for MicroCommerce AI ShopAssistant, Sep 3, 2026 for Sigma.
The short answer
- MicroCommerce AI ShopAssistant lists 9 features Sigma’s listing doesn’t mention, including Business hours, Chat buttons, Chat window.
Head to head
- United States
- Australia
- Canada
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Starter
- · • 200 Conversations
- · • 24/7 AI-Powered Support w/Order Status
- · • 30 DAY FREE TRIAL
- · • AI Generated Suggested Questions
- · • Auto-Handoff to Live Chat
- · • Behavior-Based Response Optimization
Growth
- · • 24/7 AI-Powered Support w/Order Status
- · • AI Generated Refinements
- · • AI Generated Suggested Questions
- · • Auto-Handoff to Live Chat
- · • Conversational Product Discovery
- · • Integrated Add to Cart
Scale
- · • 24/7 AI-Powered Support w/Order Status
- · • AI Generated Refinements
- · • Auto-Handoff to Live Chat
- · • BONUS - Product Answers (on PDP Page)
- · • Conversational Product Discovery
- · • Integrated Add to Cart
Accelerate
- · • 24/7 AI-Powered Support w/Order Status
- · • AI Generated Refinements
- · • Auto-Handoff to Live Chat
- · • BONUS - Product Answers (on PDP Page)
- · • Conversational Product Discovery
- · • Integrated Add to Cart
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureMicroCommerce AI ShopAssistant helps Shopify merchants capture more revenue from existing traffic by answering buying questions, guiding product discovery, and removing friction during the decision-making process. Instead of relying on live chat or static content, your store gains an always-on AI shopping assistant that engages high-intent visitors in real time and helps them move confidently toward purchase.
Sigma AI is your always-on AI shopping assistant that helps customers find products, track orders, and checkout faster. Unlike basic chatbots, it understands your entire product catalog and delivers personalized recommendations through natural conversation. Customers ask questions like "show me gifts under $50" and get instant product cards with images, prices, and one-click add-to-cart.
- Unlimited AI Conversations – Engage shoppers instantly, 24/7
- Integrated Add to Cart – Drive faster checkout within the conversation.
- Dynamic Refinements – AI personalizes product discovery in real time.
- Live Chat Handoff – Seamlessly route complex chats to your team.
- Smart product discovery - customers find products using natural language
- 24/7 automated support - answers questions about products and policies
- Conversation analytics and revenue attribution dashboard
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  MicroCommerce AI ShopAssistant |  Sigma |
|---|---|---|
| Detected stores | 21 | Not published |
| Net store change, 28 days | +1 | 0 |
| Stores added, 28 days | 1 | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Health & Beauty, Apparel & Accessories, Home & Garden | Not published |
| Top store countries | United States, Australia, Canada | Not published |
Reviews
| Measure | MicroCommerce AI ShopAssistant | Sigma |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 7 | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | MicroCommerce AI ShopAssistant | Sigma |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | $97/month | No monthly plan listed |
| Longest free trial | 30 days | Not listed |
| Plans listed | 4 | Not published |
Listing
| Measure | MicroCommerce AI ShopAssistant | Sigma |
|---|---|---|
| Shopify category rank | #231 | Not enough data |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Oct 27, 2025 | Jan 13, 2026 |
| Languages | 1 | 1 |
| Developer | MicroCommerce.ai | MerchantAI |
FAQ
MicroCommerce AI ShopAssistant and Sigma: common questions
- What features does each app list that the other doesn’t?
- MicroCommerce AI ShopAssistant lists 9 the others don’t mention, such as Business hours, Chat buttons, Chat window, Customer insights. Sigma lists 1 the others don’t mention, such as Agent analytics. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 9, 2026 for MicroCommerce AI ShopAssistant, Sep 3, 2026 for Sigma; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 9, 2026 for MicroCommerce AI ShopAssistant, Sep 3, 2026 for Sigma. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.