# FlowState vs Partial Calendar

The clearest difference is update cadence: FlowState at every 2 days against Partial Calendar's every 5 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. FlowState sells 3 in-app purchases, starting at $0.99 per month and Partial Calendar sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

FlowState ships an update every 2 days, Partial Calendar every 5 days. The most recent releases landed on September 27, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | FlowState | Partial Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/partial-calendar/id6765665922/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 days |
| Monetization | — | Freemium |
| Size | 149 MB | 59 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Taekyu Lee](https://appshunter.io/developer/1663703906) | [Nicholas Ellis](https://appshunter.io/developer/1194748029) |

## What reviewers say

### FlowState

[App page](https://appshunter.io/ios/app/flowstate-ai-timer/id6760279918)

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FlowState AI Premium - Monthly | $0.99 | per month |
| FlowState AI Premium - Yearly | $7.99 | per year |
| FlowState AI Premium - Lifetime | $19.99 | one-time |


### Partial Calendar

[App page](https://appshunter.io/ios/app/partial-calendar/id6765665922)

This app allows users to select specific start and end times for meeting attendance, updating calendars to reflect partial availability. It helps busy professionals manage packed schedules and communicate their availability clearly to organizers.

**Highlights:** Select partial attendance times, Update calendar with selected window, Notify organizers of partial attendance, Connect multiple calendar accounts, Track reclaimed calendar time, View calendar capacity insights

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Early Bird - 1 Month | $1.99 | per month |
| Early Bird - 1 Year | $9.99 | per year |


## Frequently asked questions

### Is FlowState free?

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

### Is Partial Calendar free?

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

### Do FlowState or Partial Calendar have ads?

Neither FlowState nor Partial Calendar shows ads.

### Which is updated more often, FlowState or Partial Calendar?

FlowState ships an update every 2 days, and Partial Calendar every 5 days. Most recently, FlowState was updated on September 27, 2026 and Partial Calendar on September 24, 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.*