# Flowbook vs NightOwl

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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Flowbook ships an update every 5 days, NightOwl every 2 months. The most recent releases landed on September 10, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Flowbook | NightOwl |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 85.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | — | Free |
| Size | 57 MB | 49 MB |
| Requires iOS | **12.1** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Sacha Montel](https://appshunter.io/developer/1584540521) | [Altitude](https://appshunter.io/developer/512464175) |

## What reviewers say

### Flowbook

[App page](https://appshunter.io/ios/app/flowbook/id1584549847)

**Features:** macOS Compatibility

**In-app purchases:** none


### NightOwl

[App page](https://appshunter.io/ios/app/nightowl/id6470281433)

Organize events and manage guest lists, ticket sales, and drink orders digitally. Participants can purchase drinks without cash, and organizers can track finances in real-time. Facilitates event planning and on-site management for both hosts and attendees.

**Highlights:** Create events with details, Invite friends and co-organizers, Set drink prices and ticket tariffs, Digital ticket scanning for entry, In-app drink purchases via QR code, Real-time financial tracking, Manage guest lists and orders

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Flowbook free?

Flowbook is free to download, with no in-app purchases.

### Is NightOwl free?

NightOwl is free to download, with no in-app purchases.

### Do Flowbook or NightOwl have ads?

Neither Flowbook nor NightOwl shows ads.

### Which is updated more often, Flowbook or NightOwl?

Flowbook ships an update every 5 days, and NightOwl every 2 months. Most recently, Flowbook was updated on September 10, 2026 and NightOwl on June 1, 2026.

---

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