# e4jConnect vs AvaiBook

The clearest difference is review sentiment: e4jConnect at 50% against AvaiBook's 0%. AvaiBook's advantage is update cadence (every 5 weeks vs every 6 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

e4jConnect ships an update every 6 months, AvaiBook every 5 weeks. The most recent releases landed on September 17, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | e4jConnect | AvaiBook |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 22 MB | 44 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [E4J SRL](https://appshunter.io/developer/1215896064) | [AvaiBook Online S.L.U.](https://appshunter.io/developer/1465085553) |

## What reviewers say

### e4jConnect

[App page](https://appshunter.io/ios/app/e4jconnect/id1215896065)

Manage hotel bookings, availability, and rates directly from your mobile device. Connect your property to major online travel agencies and receive real-time updates on new reservations. This app is designed for existing users of the e4jConnect service.

**Highlights:** Manage bookings, Control availability, Update rates, Connect to OTAs, Real-time updates, Push notifications

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

**In-app purchases:** none


### AvaiBook

[App page](https://appshunter.io/ios/app/avaibook/id6468505568)

Streamline vacation rental management with this app. It allows property managers to handle listings, bookings, and guest communication from a single platform. Features include traveler registration, invoice generation, direct booking promotion, and calendar synchronization to prevent overbooking.

**Highlights:** Manage listings, bookings, and guests, Traveler registration and document scanning, Invoice generation on the go, Direct booking and payment links, Calendar synchronization to prevent overbooking, Channel manager for multiple listing sites

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

**In-app purchases:** none


## Frequently asked questions

### Is e4jConnect free?

e4jConnect is free to download, with no in-app purchases.

### Is AvaiBook free?

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

### Do e4jConnect or AvaiBook have ads?

Neither e4jConnect nor AvaiBook shows ads.

### Which is updated more often, e4jConnect or AvaiBook?

e4jConnect ships an update every 6 months, and AvaiBook every 5 weeks. Most recently, e4jConnect was updated on September 17, 2026 and AvaiBook on September 19, 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.*