# Propio ONE vs InterpVault

The clearest difference is update cadence: Propio ONE at every 11 days against InterpVault's every 6 weeks. Propio ONE also leads on iOS requirement (16.4 vs 18.0). 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.

Propio ONE ships an update every 11 days, InterpVault every 6 weeks. The most recent releases landed on October 9, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Propio ONE | InterpVault |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (27 ratings)](https://appshunter.io/ios/app/propio-one/id1533962042/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 6 weeks |
| Monetization | Free | — |
| Size | 96 MB | 84 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Propio Language Services LLC](https://appshunter.io/developer/1533962044) | [BIG Language Solutions](https://appshunter.io/developer/1722392762) |

## What reviewers say

### Propio ONE

[App page](https://appshunter.io/ios/app/propio-one/id1533962042)

Access on-demand interpretation services in over 300 languages through video or audio calls. Connect with qualified interpreters in seconds for fast, secure, and reliable language assistance.

**Highlights:** 300+ languages supported, On-demand interpreters, Video and audio calls, Fast connection times, Secure connections, 3rd party dial-out

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

**In-app purchases:** none


### InterpVault

[App page](https://appshunter.io/ios/app/interpvault/id6478384699)

**In-app purchases:** none


## Frequently asked questions

### Is Propio ONE free?

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

### Is InterpVault free?

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

### Do Propio ONE or InterpVault have ads?

Neither Propio ONE nor InterpVault shows ads.

### Which is updated more often, Propio ONE or InterpVault?

Propio ONE ships an update every 11 days, and InterpVault every 6 weeks. Most recently, Propio ONE was updated on October 9, 2026 and InterpVault on October 2, 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.*