# Things 3 vs Simple Business by OA

The clearest difference is price: Simple Business by OA at Free against Things 3's $9.99. Simple Business by OA also leads on review sentiment (100% vs 77%). Things 3's advantage is in-app purchases (none vs 4) and ratings volume (28K vs 2). On rating, update cadence, ads and device support there is nothing between them.

Simple Business by OA is free to download; Things 3 costs $9.99 up front. Simple Business by OA sells 4 in-app purchases, starting at $0.99 per month. Things 3 asks for nothing beyond the download.

Simple Business by OA holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Things 3 has 28K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 77% of Things 3's written reviews are positive against 100% of Simple Business by OA's.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Things 3 | Simple Business by OA |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [4.8 (28K ratings)](https://appshunter.io/ios/app/things-3/id904237743/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/simple-business-by-oa/id6770852344/reviews)** |
| Number of ratings | **28K** | 2 |
| Positive reviews | 76.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Paid | **Freemium** |
| Best chart rank | **#3** | — |
| Size | 120 MB | 20 MB |
| Requires iOS | **16.4** | 18.5 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cultured Code GmbH & Co. KG](https://appshunter.io/developer/284971784) | [Joshua Stramiello](https://appshunter.io/developer/1896765010) |

## What reviewers say

### Things 3

[App page](https://appshunter.io/ios/app/things-3/id904237743)

**Currently charting:** #3 Top Paid · Productivity, #25 Top Paid (US App Store)

This app helps you organize your life by planning your day, managing projects, and tracking progress toward your goals. It offers a clean interface to manage tasks, projects, and life areas, making it easy to focus on what matters.

**Highlights:** To-Do management, Project organization, Area categorization, Daily planning, Reminders and repeaters, Calendar integration, Share extension

**Features:** Siri integration, Apple Watch app, iPhone Duo support

**In-app purchases:** none

**What reviewers like**

- 🚀 Smooth and fast
- 👍 Elegant and intuitive design
- 🔒 Secure and private
- 💡 Powerful organization features
- 🗓️ Great calendar integration

**What reviewers complain about**

- 💰 Expensive for multiple devices
- 🌐 Lack of web/Windows app
- 🔀 Difficulty with task reordering
- 🔔 Lacking persistent notifications
- 📁 No file attachments

**Reported bugs**

- Sync issues between devices
- Occasional crashes or freezes

**Requested features**

- Ability to collapse headings and projects
- Location-based reminders
- Two-way calendar sync
- Shared task lists
- Customizable alert sounds


### Simple Business by OA

[App page](https://appshunter.io/ios/app/simple-business-by-oa/id6770852344)

Streamline teamwork with this app, offering clear organization and task management. It helps groups collaborate effectively on projects, from planning to daily operations, with features designed for enhanced visibility and momentum.

**Highlights:** Group creation and management, Task assignment and deadlines, Project planning tools, Workflow organization, Mobile access, Enhanced collaboration

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clarity - Monthly Subscription | $0.99 | per month |
| Momentum - Monthly Subscription | $1.99 | per month |
| Momentum - Yearly Subscription | $9.99 | per year |
| Clarity - Yearly Subscription | $9.99 | per year |


## Frequently asked questions

### Is Things 3 free?

Things 3 costs $9.99, with no in-app purchases.

### Is Simple Business by OA free?

Simple Business by OA is free to download, with in-app purchases available.

### Which has better reviews, Things 3 or Simple Business by OA?

Simple Business by OA is rated higher. Things 3 averages 4.8 out of 5 from 28K ratings, while Simple Business by OA averages 5.0 from 2 ratings.

### Do Things 3 or Simple Business by OA have ads?

Neither Things 3 nor Simple Business by OA shows ads.

### Which is updated more often, Things 3 or Simple Business by OA?

Things 3 ships an update fortnightly, and Simple Business by OA fortnightly. Most recently, Things 3 was updated on November 1, 2026 and Simple Business by OA on October 8, 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.*