# ToDoSphere vs BigWrite Markdown

The clearest difference is price: ToDoSphere at Free against BigWrite Markdown's $14.99. ToDoSphere also leads on update cadence (fortnightly vs every 2 months) and iOS requirement (14.0 vs 18.2). BigWrite Markdown's advantage is in-app purchases (none vs 2). On ads and device support there is nothing between them.

ToDoSphere is free to download; BigWrite Markdown costs $14.99 up front. ToDoSphere sells 2 in-app purchases, starting at $2.99 per month. BigWrite Markdown asks for nothing beyond the download.

ToDoSphere ships an update fortnightly, BigWrite Markdown every 2 months. The most recent releases landed on October 2, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | ToDoSphere | BigWrite Markdown |
| --- | --- | --- |
| Price | **Free** | $14.99 |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/todosphere-visual-day-planner/id6741772047/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Freemium | — |
| Size | 40 MB | 15 MB |
| Requires iOS | **14.0** | 18.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Ubinair](https://appshunter.io/developer/1795489653) | [David Johnson](https://appshunter.io/developer/1783793867) |

## What reviewers say

### ToDoSphere

[App page](https://appshunter.io/ios/app/todosphere-visual-day-planner/id6741772047)

Visualize your day as a collection of spheres, where size represents task duration. This app helps you see if your schedule fits at a glance, allowing easy rearrangement and categorization. It offers insights into your time usage and planning habits.

**Highlights:** Task visualization as spheres, Time capacity bar, Drag-and-drop task arrangement, Color-coded categories, Task templates, Daily planning reminder, Time usage analytics

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ToDoSphere Premium Monthly | $2.99 | per month |
| ToDoSphere Premium Annual | $14.99 | per year |


### BigWrite Markdown

[App page](https://appshunter.io/ios/app/bigwrite-markdown/id6753015128)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ToDoSphere free?

ToDoSphere is free to download, with in-app purchases available.

### Is BigWrite Markdown free?

BigWrite Markdown costs $14.99, with no in-app purchases.

### Do ToDoSphere or BigWrite Markdown have ads?

Neither ToDoSphere nor BigWrite Markdown shows ads.

### Which is updated more often, ToDoSphere or BigWrite Markdown?

ToDoSphere ships an update fortnightly, and BigWrite Markdown every 2 months. Most recently, ToDoSphere was updated on October 2, 2026 and BigWrite Markdown on October 17, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*