# Red Calendar 2026 vs FlowState

The clearest difference is ads: FlowState at none against Red Calendar 2026's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Red Calendar 2026 sells 2 in-app purchases, starting at $1.99 per month and FlowState sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Red Calendar 2026 ships an update every 2 weeks, FlowState every 10 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Red Calendar 2026 | FlowState |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (670 ratings)](https://appshunter.io/ios/app/red-calendar-2026/id1489018103/reviews)** | — |
| Number of ratings | **670** | — |
| Positive reviews | 92.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 91 MB | 10 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [jaesung Lee](https://appshunter.io/developer/906348091) | [Christian Pedersen](https://appshunter.io/developer/1883227582) |

## What reviewers say

### Red Calendar 2026

[App page](https://appshunter.io/ios/app/red-calendar-2026/id1489018103)

This app simplifies event logging with quick taps for simple entries and long presses for more options. It highlights public holidays and recurring events, offers customization like background images, and supports dark mode and widgets.

**Highlights:** Quick event registration, Recurring event saving, Annual calendar view for holidays, Customizable background images, Dark mode and widgets support, International holiday calendars

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro Subscription | $1.99 | per month |
| Yearly Pro Subscription | $9.99 | per year |


### FlowState

[App page](https://appshunter.io/ios/app/flowstate-focus-timer/id6761791063)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Red Calendar 2026 free?

Red Calendar 2026 is free to download, with in-app purchases available.

### Is FlowState free?

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

### Do Red Calendar 2026 or FlowState have ads?

Red Calendar 2026 shows ads; FlowState does not.

### Which is updated more often, Red Calendar 2026 or FlowState?

Red Calendar 2026 ships an update every 2 weeks, and FlowState every 10 days. Most recently, Red Calendar 2026 was updated on November 7, 2026 and FlowState on November 5, 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.*