Chat Smith vs Hour Stack
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chat Smith
This AI assistant offers advanced capabilities for writing, research, and image generation. It leverages multiple powerful AI models to provide deep insights, create content, and simplify tasks. Ideal for students, professionals, and creatives seeking enhanced productivity.
- AI Image Generator
- AI Writing Assistant
- Deep Research with Sources
- Virtual Assistant for Task Management
- Marketing Content Generation
- Real-Time Online Search
- AI Homework Helper & Math Solver
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Meet Chat Smith, your personal AI chatbot and assistant for work, study, and everyday life. Built on advanced AI models including GPT-6 Sol, GPT-5.6, GPT-5, GPT-4, GPT-4o, Claude Sonnet 5, Claude Haiku 4.5, Gemini 3, DeepSeek V4, and Grok-4.5, Chat Smith helps you write, create, research, plan, and get more done. Whether you need an AI writer, coding assistant, or deep research tool, Chat Smith brings your productivity tools together in one app. WHAT’S NEW IN CHAT SMITH? • AI Humanizer: Make AI-generated text sound natural and human. Rewrite AI content in a style that feels more like you. • AI Detector: Detect AI-generated and AI-assisted content. Check your writing before submitting essays, articles, or important work. • AI Logo Design: Create logos with an AI logo generator. Explore styles, customize designs, and bring your brand to life. • Calendar Smith Agent: Use an AI calendar assistant to plan events, schedule meetings, and set reminders with a simple prompt. KEY FEATURES AI IMAGE GENERATOR Create standout AI images in seconds for social media, business, and creative projects. Turn prompts or photos into high-quality visuals with advanced text-to-image and image-to-image technology. Powered by OpenAI GPT-Image 2.5, Gemini Nano Banana Pro, and advanced AI image generation. AI WRITING ASSISTANT Generate outlines or paragraphs with an AI essay writer, and craft stories with an AI story generator built on GPT-6, Gemini 3, Claude, DeepSeek, and Grok. DEEP RESEARCH Go deeper with Pro Search and Deep Research. Get accurate answers, trusted sources, and up-to-date reports powered by advanced AI reasoning. VIRTUAL ASSISTANT Plan tasks, organize ideas, and get things done faster with an AI assistant powered by GPT-6 Sol, GPT-5, Gemini 3, Claude, DeepSeek, and Grok. MARKETING ASSISTANT Generate ad copy, SEO keywords, product names, brand taglines, and social media content. Create posts and captions for Facebook, X, and Instagram in seconds. REAL-TIME SEARCH Powered by GPT-6 Sol, Claude, DeepSeek V3, Grok-4, and Gemini 3, this feature gives you fast access to the latest information online, from breaking news to niche queries. EMAIL GENERATOR Create polished emails in seconds for sales, announcements, promotions, and more. AI HOMEWORK HELPER Get homework help, study notes, quiz prep, and AI math support. Snap a photo for step-by-step guidance with AI Math Solver, powered by GPT-6, GPT-4o, and GPT-4. TEXT & VIDEO SUMMARIZER Summarize documents, PDFs, notes, and YouTube videos. Get key takeaways, rewrites, and translations in seconds. AI TRANSLATOR Translate text, messages, and documents with fast, natural multilingual AI translation. AI KEYBOARD Type faster with AI-powered grammar fixes, predictive typing, auto replies, and autocorrect. GRAMMAR AND SPELLING CHECKER Fix grammar, spelling, and punctuation with AI proofreading tools. RESUME & CV BUILDER Create resumes and cover letters, optimize LinkedIn profiles, and prepare interview questions with an AI resume checker. MOBILE-WEB SYNC Use Chat Smith on mobile and web at chatsmith.io with seamless cross-device syncing. You can subscribe to our auto-renewing plans: weekly ($6.99), monthly ($9.99), or yearly ($49.99). After the free trial, payment is charged to your iTunes account. Subscriptions auto-renew unless canceled at least 24 hours before the end of the period. Unused trial portions are forfeited after purchase. Manage your subscription in your iTunes Account settings. Privacy Policy: https://chatsmith.io/privacy-policy Terms of use: https://chatsmith.io/terms-of-use Contact: support@chatsmith.io
Hour Stack
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Track the hours you work without the complexity of traditional time-tracking apps. Hour Stack is a simple, private way to keep a personal record of your work hours. Start an entry when your workday begins, let Hour Stack keep track of the time, and finish the entry when you’re done. No employee monitoring. No complicated project management. No ads, tracking, or analytics. Just your time. Track Your Workday Enter your start time and end time manually, or start an open time entry and finish it when your workday is over. With Live Activities enabled, you can keep an eye on your active work session without having to repeatedly open the app. Know How Much You’re Working Hour Stack automatically calculates your worked hours and weekly totals, giving you a clear picture of how much time you’re putting in. Choose whether to deduct lunch from your workday so your totals reflect the hours that matter to you. See Your Trends The Trends tab helps you understand your work patterns over time and see how your hours are adding up. Sync with iCloud Keep your Hour Stack data available across your Apple devices with iCloud Sync. Private by Design Your work history is personal. Hour Stack has: No advertisements No tracking No analytics No unnecessary accounts No employee monitoring Hour Stack is designed to help you understand your time—not to help someone else monitor it. Your hours. Your data. Your time. Hour Stack now comes to Apple Watch. Start and stop your timer from your wrist, add watch-face complications for quick access, and see your active timer at a glance.
Screenshots
Verdict
The clearest difference is ads: Hour Stack at none against Chat Smith's shown. Chat Smith's advantage is update cadence (weekly vs every 3 weeks) and chart position (#45 vs unranked). On price, in-app purchases and device support 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. Chat Smith sells 11 in-app purchases, starting at $4.99 per 7 days and Hour Stack sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Chat Smith ships an update weekly, Hour Stack every 3 weeks. The most recent releases landed on October 17, 2026 and October 14, 2026 respectively.
| Parameter | Chat Smith | Hour Stack |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (167K ratings) — better | — |
| Positive reviews | 66.4% of reviews | — |
| Number of ratings | 167K — better | — |
| Update frequency | Weekly — better | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Best chart rank | #45 — better | — |
| Devices | iPhone, iPad | iPhone, iPad, Apple Watch — better |
| Requires iOS | 16.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 771 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Chat Smith OpCo | Andrew Williams |
Bugs and requests
Chat Smith
Reported bugs
3 issues- Crashes or freezes during use
- Issues with login and account management
- Incorrect or outdated information provided
Requested features
4 requests- Increase free usage limit
- Improve AI accuracy and contextual understanding
- Add more customization options
- Integrate with other productivity tools
Hour Stack
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Chat Smith
- Chat Smith Weekly Pro3 Days trial$4.997 Days
- Chat Smith Weekly Pro7 Days trial$6.997 Days
- Chat Smith Pro$6.997 Days
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- Chat Smith Weekly Pro3 Days trial$6.997 Days
- Chat Smith Monthly Pro$6.991 Month
- Chat Smith Pro3 Days trial$6.997 Days
- Chat Smith Monthly Pro$9.991 Month
- Chat Smith Pro3 Days trial$9.991 Month
- Chat Smith Yearly Pro$39.991 Year
- Chat Smith Yearly Pro$69.991 Year
- Lifetime AI Chatbot$99.99
Hour Stack
- Tip Jar - $1.99$1.99
- Tip Jar - $3.99$3.99
- Tip Jar - $5.99$5.99









