sigmoid neuron vs AI
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
sigmoid neuron
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This app explains how a single sigmoid neuron works. You can have some insight for neural network.
AI
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AI-ML Companion teaches machine learning and AI the way it clicks: you see each idea move. Every lesson starts with a narrated, animated overview, then lets you change the numbers and watch what happens. WHAT YOU LEARN - Python, maths and the foundations of machine learning - Classic ML algorithms, deep learning and neural networks - LLMs, retrieval (RAG), AI agents and MLOps - AI system design and interview preparation - Hands-on capstone projects with real code HOW YOU LEARN - Interactive visual explanations and narrated animations - Quizzes, code examples and printable cheat sheets for each module - Role-based roadmaps (AI Engineer, Data Scientist, Forward Deployed Engineer and more), so you always know what comes next - A review queue that brings back what you are about to forget - A built-in assistant that answers questions about the app and points you to the right lesson BUILT FOR THE PHONE - Progress at a glance: streak, modules this week, where to continue - Daily learning reminder at a time you choose - Home-screen shortcuts to continue where you left off - Sign in with Apple, Google or GitHub; your progress syncs with the website - Lessons in English, Hindi and Spanish FREE AND PRO Many tracks and the first module of every track are free. AI-ML Companion Pro opens every track and module, all capstone projects, course completion certificates and AI simplify explanations, in the app and on the website with the same account. SUBSCRIPTION DETAILS Pro is available as an auto-renewable subscription, Pro Monthly or Pro Yearly. Payment is charged to your Apple ID when you confirm the purchase. The subscription renews automatically unless it is cancelled at least 24 hours before the end of the current period, and your account is charged for the renewal within 24 hours before the period ends. Manage or cancel it any time in your Apple ID settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Service: https://aimlcompanion.ai/terms Privacy Policy: https://aimlcompanion.ai/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: sigmoid neuron at none against AI's 2. On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. AI sells 2 in-app purchases, starting at $9.99 per month. sigmoid neuron asks for nothing beyond the download.
| Parameter | sigmoid neuron | AI |
|---|---|---|
| Price | Free | Free |
| Update frequency | โ | Every 3 days |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad โ better | iPhone |
| Requires iOS | 17.6 | 16.4 โ better |
| Further details โ not scored | ||
| Size | 5 MB | 42 MB |
| Age rating | 4+ | 17+ |
| Developer | Sungjun Kim | Rajesh Kumar Srivastava |
In-app purchases
sigmoid neuron
No in-app purchases
AI
- Pro Monthly$9.991 Month
- Pro Yearly$69.991 Year








