Comparison

Smart Tasks AI Scheduler vs Chart Builder

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

Head to head
About

Smart Tasks AI Scheduler

This AI-powered organizer simplifies planning and boosts productivity. It allows natural language task creation, automatically breaks them into subtasks, and intelligently schedules them into your calendar. Stay organized with smart weekly planning and custom reminders.

Highlights
  • AI-powered task management
  • Natural language task creation
  • Automatic subtask generation
  • Intelligent AI scheduling
  • Calendar synchronization
  • Customizable reminders
  • Habit tracking
Features
Read full description

Smart Tasks. AI Scheduler. Powerful AI Calendar. SubTask AI is your all-in-one smart task manager, AI scheduler, and calendar app — built to simplify planning, boost productivity, and organize your life with the power of AI. Create tasks in natural language, break them into smart subtasks, and let our AI scheduler find the perfect time. Stay ahead with a smart weekly planner that syncs with all your calendars. Key Features • Smart Task Manager – Just type “Submit report Friday” and SubTask sets the due date, priority, and reminders. • AI Scheduler – Let AI suggest the best time for each task based on your availability and workload. • AI Calendar & Weekly Planner – Switch between daily, weekly, and calendar views to see every task and event. • Smart Subtasks & Checklists – Turn big goals into manageable, trackable steps. • Calendar Sync – Google, Outlook, and Apple Calendar integration. • Custom Reminders – Set reminders by time, location, or recurrence. • Habit Tracker & Goals – Build habits and streaks with AI-based insights. • Offline & Private – Offline-first with end-to-end encrypted sync. Ideal for: Busy professionals • Students • Freelancers • Remote teams • Parents Anyone who wants a smart task manager, AI scheduler, and AI calendar in one powerful app. Why SubTask AI? • AI-Powered Productivity – Intelligent suggestions, auto-scheduling, smart reminders. • Smart & Simple – Fewer taps. Less stress. More done. • All-in-One Organizer – Task tracker, calendar planner, to-do list, habit builder. https://subtaskai.web.app/terms https://subtaskai.web.app/privacy

About

Chart Builder

Effortlessly generate professional charts using AI prompts or by selecting specific chart types. This app allows for easy data editing, visual comparison of datasets, and exporting creations as images. It's designed to simplify complex data visualization for everyone.

Highlights
  • AI prompt-driven chart generation
  • Manual chart type selection
  • In-app data editing
  • Tier maker functionality
  • Export charts as images
  • History and autosave
Features
Read full description

Generate Any Chart with AI Prompts Unlock the power of your data by simply typing a prompt. Our advanced chart AI instantly creates professional-grade charts tailored to your request. Need a scatter plot to show correlations, or a crisp bar graph for your presentation? Vizzy handles it all. You can also explicitly select your desired chart type to get the perfect diagram every time. It's like having a personal chart plotter in your pocket. Intuitive Features & Seamless Workflow Prompt-Driven Chart Generation: Just tell Vizzy what you want, and our chart AI will build it. It’s the easiest way to get from data to chart pic. Select Chart Types: Beyond AI generation, choose from a wide range of chart types to perfectly visualize your data app information. Edit Your Data: Easily modify or input your data directly within the app, ensuring your charts are always accurate and up-to-date. "Tier Maker" Functionality: Organize and compare data sets visually, making complex information digestible and clear. Export as Image: Save your high-quality chartpic creations as images, ready for presentations, reports, or sharing. History & Autosave: All your generated charts and data edits are automatically saved to your history, so you can revisit and refine them anytime. Visualizer for All: Whether you appreciate elegant diseño grafico or simply need to quickly visualize information, Vizzy makes complex data simple, without needing cumbersome graph paper. AI Chart Builder - Vizzy is more than just a chart maker; it's a powerful data app that puts professional-grade data visualization at your fingertips. Download Chart Builder - Vizzy today and transform your data into clarity! Условия использования: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Smart Tasks AI Scheduler4 screens
Chart Builder4 screens

Verdict

The call

The clearest difference is rating: Chart Builder at 5.0 against Smart Tasks AI Scheduler's 4.3. On price, ratings volume, update cadence and ads 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. Smart Tasks AI Scheduler sells 1 in-app purchase, starting at $2.99 per month and Chart Builder sells 2 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Chart Builder holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 9 and 26 respectively.

UpkeepUpdate frequency

Smart Tasks AI Scheduler ships an update every 4 days, Chart Builder weekly. The most recent releases landed on June 5, 2026 and August 15, 2026 respectively.

Scorecard1 real difference · 9 level
Smart Tasks AI Scheduler versus Chart Builder: the parameters behind the verdict, then further details
ParameterSmart Tasks AI SchedulerChart Builder
PriceFreeFree
Rating4.3 (9 ratings)5.0 (26 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings926 — better
Update frequencyEvery 4 days — betterWeekly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.1 — better15.3
Further details — not scored
Size35 MB54 MB
Age rating4+4+
DeveloperSergey GrigorevILYA BOIKA

Customer experience

Smart Tasks AI Scheduler

All ratings9 ratings
Positive77.8%
Neutral11.1%
Negative11.1%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Chart Builder

All ratings26 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Smart Tasks AI Scheduler

Subscriptions1
  • SubTask AI Premium Access7 Days trial$2.991 Month
2 purchases

Chart Builder

Subscriptions2
  • Weekly3 Days trial$7.997 Days
  • Annual3 Days trial$29.991 Year

Questions

Is Smart Tasks AI Scheduler free?
Smart Tasks AI Scheduler is free to download, with in-app purchases available.
Is Chart Builder free?
Chart Builder is free to download, with in-app purchases available.
Which has better reviews, Smart Tasks AI Scheduler or Chart Builder?
Chart Builder is rated higher. Smart Tasks AI Scheduler averages 4.3 out of 5 from 9 ratings, while Chart Builder averages 5.0 from 26 ratings.
Do Smart Tasks AI Scheduler or Chart Builder have ads?
Neither Smart Tasks AI Scheduler nor Chart Builder shows ads.
Which is updated more often, Smart Tasks AI Scheduler or Chart Builder?
Smart Tasks AI Scheduler ships an update every 4 days, and Chart Builder weekly. Most recently, Smart Tasks AI Scheduler was updated on June 5, 2026 and Chart Builder on August 15, 2026.

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