# Bullet Flow vs Noot

The clearest difference is update cadence: Noot at every 9 days against Bullet Flow's every 5 months. Bullet Flow's advantage is iOS requirement (15.6 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Bullet Flow sells 2 in-app purchases, starting at $2.99 per month and Noot sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Bullet Flow ships an update every 5 months, Noot every 9 days. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Bullet Flow | Noot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 9 days** |
| Size | 3 MB | 88 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [艳飞 秦](https://appshunter.io/developer/1535312831) | [Soyeon Noh](https://appshunter.io/developer/1201270238) |

## What reviewers say

### Bullet Flow

[App page](https://appshunter.io/ios/app/bullet-flow/id6752284746)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $24.99 | per year |


### Noot

[App page](https://appshunter.io/ios/app/noot-focus-timer-for-adhd/id6780789263)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Noot+ Monthly | $2.99 | per month |
| Noot+ Yearly | $19.99 | per year |
| Noot+ Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Bullet Flow free?

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

### Is Noot free?

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

### Do Bullet Flow or Noot have ads?

Neither Bullet Flow nor Noot shows ads.

### Which is updated more often, Bullet Flow or Noot?

Bullet Flow ships an update every 5 months, and Noot every 9 days. Most recently, Bullet Flow was updated on October 12, 2026 and Noot on October 13, 2026.

---

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