# Guidebook vs SNF Nostos

The clearest difference is update cadence: Guidebook at fortnightly against SNF Nostos's every 4 months. Guidebook also leads on chart position (#105 vs unranked). 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.

Guidebook ships an update fortnightly, SNF Nostos every 4 months. The most recent releases landed on November 13, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Guidebook | SNF Nostos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3.7K ratings)](https://appshunter.io/ios/app/guidebook/id428713847/reviews)** | — |
| Number of ratings | **3.7K** | — |
| Positive reviews | 51.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free | — |
| Best chart rank | **#105** | — |
| Size | 57 MB | 67 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Guidebook Inc](https://appshunter.io/developer/428713850) | [Stavros Niarchos Foundation LTD](https://appshunter.io/developer/1463397250) |

## What reviewers say

### Guidebook

[App page](https://appshunter.io/ios/app/guidebook/id428713847)

**Currently charting:** #105 Top Free · Business (US App Store)

This app helps you navigate events, conferences, and campuses. Create personalized schedules, access venue maps, and connect with other attendees through a social feed. Find speaker and exhibitor details easily.

**Highlights:** Personalized schedule and to-do lists, Speaker, sponsor, exhibitor information, Venue and local area maps, In-app search functionality, Attendee messaging and social feed

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Stable and easy to navigate
- 📚 Helpful for planning schedules and events
- 🗺️ Provides maps and venue information

**What reviewers complain about**

- 🔆 Lack of dark mode option
- 🐛 Frequent crashes and freezes
- 🔍 Confusing search functionality
- 🔋 High battery consumption
- 🗓️ Difficulty managing old event data

**Reported bugs**

- Crashes when trying to view event details
- Inability to add custom events to schedule
- Incorrect location pinpointing on maps
- Notification issues and unwanted alerts

**Requested features**

- Dark mode option
- Ability to sync schedule across devices
- More customization options for user profile
- Better event filtering and search capabilities
- Integration with calendar apps


### SNF Nostos

[App page](https://appshunter.io/ios/app/snf-nostos/id6448957053)

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

**In-app purchases:** none


## Frequently asked questions

### Is Guidebook free?

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

### Is SNF Nostos free?

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

### Do Guidebook or SNF Nostos have ads?

Neither Guidebook nor SNF Nostos shows ads.

### Which is updated more often, Guidebook or SNF Nostos?

Guidebook ships an update fortnightly, and SNF Nostos every 4 months. Most recently, Guidebook was updated on November 13, 2026 and SNF Nostos on November 7, 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.*