# Guidebook vs Interspeech by ISCA

The clearest difference is update cadence: Guidebook at every 2 weeks against Interspeech by ISCA's every 3 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.

Guidebook ships an update every 2 weeks, Interspeech by ISCA every 3 months. The most recent releases landed on October 17, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Guidebook | Interspeech by ISCA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3.7K ratings)](https://appshunter.io/ios/app/guidebook/id428713847/reviews)** | — |
| Number of ratings | **3.7K** | — |
| Positive reviews | 52.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 57 MB | 111 MB |
| Requires iOS | 16.6 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Guidebook Inc](https://appshunter.io/developer/428713850) | [ISCA-SPEECH](https://appshunter.io/developer/1815385774) |

## What reviewers say

### Guidebook

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

This application serves as a comprehensive guide for events, conferences, and campuses. Users can build personalized schedules, access detailed information about speakers and sponsors, and navigate venues with interactive maps. It also facilitates attendee engagement through messaging and a social feed.

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


### Interspeech by ISCA

[App page](https://appshunter.io/ios/app/interspeech-by-isca/id6746139195)

**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 Interspeech by ISCA free?

Interspeech by ISCA is free to download, with no in-app purchases.

### Do Guidebook or Interspeech by ISCA have ads?

Neither Guidebook nor Interspeech by ISCA shows ads.

### Which is updated more often, Guidebook or Interspeech by ISCA?

Guidebook ships an update every 2 weeks, and Interspeech by ISCA every 3 months. Most recently, Guidebook was updated on October 17, 2026 and Interspeech by ISCA on October 9, 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.*