# IVA One vs GreenData Диалог

The clearest difference is review sentiment: GreenData Диалог at 100% against IVA One's 50%. GreenData Диалог also leads on rating (5.0 vs 1.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

GreenData Диалог holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 50% of IVA One's written reviews are positive against 100% of GreenData Диалог's.

IVA One ships an update every 3 weeks, GreenData Диалог fortnightly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | IVA One | GreenData Диалог |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/iva-one/id6736860295/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/greendata/id6760472728/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 210 MB | 72 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [IVCS](https://appshunter.io/developer/1255550953) | [GreenData](https://appshunter.io/developer/1047549512) |

## What reviewers say

### IVA One

[App page](https://appshunter.io/ios/app/iva-one/id6736860295)

This app offers a unified platform for business communication, featuring real-time messaging, high-quality video conferencing, an integrated calendar for scheduling, and a corporate address book for easy contact management.

**Highlights:** Real-time messaging, Group chats and file sharing, High-quality video conferencing, Integrated calendar synchronization, Corporate address book, Screen sharing and meeting recording

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

**In-app purchases:** none


### GreenData Диалог

[App page](https://appshunter.io/ios/app/greendata/id6760472728)

Secure and convenient corporate messenger for team communication. Offers encrypted chats, file sharing, polls, and multi-profile support. Designed for efficient collaboration within companies.

**Highlights:** Encrypted personal and group chats, Chat folders for organization, Polls for quick decision-making, File sharing of any format, Voice messages, Instant search, Multiple profiles

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IVA One free?

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

### Is GreenData Диалог free?

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

### Which has better reviews, IVA One or GreenData Диалог?

GreenData Диалог is rated higher. IVA One averages 1.0 out of 5 from 1 ratings, while GreenData Диалог averages 5.0 from 1 ratings.

### Do IVA One or GreenData Диалог have ads?

Neither IVA One nor GreenData Диалог shows ads.

### Which is updated more often, IVA One or GreenData Диалог?

IVA One ships an update every 3 weeks, and GreenData Диалог fortnightly. Most recently, IVA One was updated on October 30, 2026 and GreenData Диалог on October 31, 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.*