Atomic Chat vs Slate it
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Atomic Chat
This AI assistant runs entirely on your device, offering complete privacy and offline functionality. It allows you to ask questions, brainstorm ideas, draft content, and more without needing an internet connection or an account.
- 100% on-device AI processing
- Complete privacy, no cloud servers
- Offline functionality
- No account or sign-up required
- Choose from curated language models
- Optimized for Apple Silicon
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Atomic Chat is a private AI assistant that runs entirely on your iPhone or iPad. No accounts, no sign-ups, no cloud servers. Every conversation stays on your device. WHY ATOMIC CHAT - 100% on-device AI — models run locally using your device's Neural Engine - Complete privacy — your chats never leave your iPhone - Works offline — no internet required after initial model download - No account needed — open the app and start chatting - Free to use — no subscriptions, no hidden fees WHAT YOU CAN DO - Ask questions and get instant answers - Brainstorm ideas and get creative suggestions - Draft emails, messages, and documents - Summarize text and extract key points - Translate between languages - Get help with writing, coding, and learning - Have natural, flowing conversations on any topic CHOOSE YOUR MODEL Pick from a curated selection of open-source language models optimized for mobile. Download once, use forever. Swap models anytime based on your needs — smaller models for speed, larger models for depth. BUILT FOR PRIVACY Atomic Chat processes everything locally on your device. Your prompts, your conversations, and your data never touch a server. There is no telemetry, no analytics tracking your conversations, and no third-party AI providers. OPTIMIZED FOR APPLE SILICON Atomic Chat is built to take full advantage of modern iPhone and iPad hardware, delivering fast response times and efficient battery usage through Apple's Neural Engine. PERFECT FOR - Privacy-conscious users who don't want their conversations in the cloud - Travelers and commuters who need AI without internet - Professionals handling sensitive information - Anyone curious about running AI on their own device Atomic Chat puts the power of modern AI in your pocket — without the compromises of cloud services. Download, pick a model, and start chatting. Your data is yours.
Slate it
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SlateIt is group productivity that works the way your team actually works - with an AI assistant built in to keep everything moving. Work together, in groups - Create a group for every project, team, or client - Invite teammates and manage seats in one simple plan - See who's working on what, live - no status meetings - Ping someone when it's urgent, and know they'll see it Tasks that actually get done - Create tasks in seconds, organize with subtasks and priorities - Assign work to the right person and follow up without chasing - @mention teammates with a unique username - always the right person - Discuss the work right where the work lives, in one thread Your AI assistant - Ask your assistant to create tasks, set reminders, or draft a digest - It remembers your notes and meetings, so it knows your projects - Get daily summaries and meeting follow-ups without lifting a finger Calendar that fits your team - Sync Google Calendar and catch scheduling conflicts across accounts - Smart reminders and a Notification Centre so nothing slips through SlateIt is free to start: your personal tasks, AI assistant, calendar, notes, and reminders are always free. Upgrade to SlateIt Pro to unlock team collaboration - work groups, member seats, task assignment, pings, and team mentions. SlateIt Pro is a subscription billed to your App Store account. Payment is charged at confirmation of purchase and renews automatically until cancelled. Manage or cancel anytime in Account Settings. Subscriptions can be restored on any device. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Atomic Chat at none against Slate it's 6. Slate it's advantage is update cadence (every 2 days vs fortnightly) and device support (4 vs 2). On price, ads and iOS requirement 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. Slate it sells 6 in-app purchases, starting at $2.99 per month. Atomic Chat asks for nothing beyond the download.
Atomic Chat ships an update fortnightly, Slate it every 2 days. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.
| Parameter | Atomic Chat | Slate it |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (13 ratings) — better | — |
| Positive reviews | 80.0% of reviews | — |
| Number of ratings | 13 — better | — |
| Update frequency | Fortnightly | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 16.2 | 15.0 — better |
| Further details — not scored | ||
| Size | 84 MB | 69 MB |
| Age rating | 9+ | 12+ |
| Developer | Atomic Mail | One Differential Private Limited |
In-app purchases
Atomic Chat
No in-app purchases
Slate it
- Slateit Pro - 3 seats$2.991 Month
- Slateit Pro - 6 Seats Monthly$5.991 Month
- Slateit Pro - 9 Seats Monthly$8.991 Month
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- Slateit Pro - 3 seats Annual$27.991 Year
- Slateit Pro - 6 seats Annual$54.991 Year
- Slateit Pro - 9 seats Annual$84.991 Year









