# Echo vs ViiTor Memo：AI Voice Memory

The clearest difference is rating: ViiTor Memo：AI Voice Memory at 5.0 against Echo's 3.7. ViiTor Memo：AI Voice Memory also leads on in-app purchases (none vs 11) and device support (4 vs 2). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Echo sells 11 in-app purchases, starting at $3.99 per 7 days. ViiTor Memo：AI Voice Memory asks for nothing beyond the download.

ViiTor Memo：AI Voice Memory holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews complicate that: 100% of Echo's written reviews are positive against 94% of ViiTor Memo：AI Voice Memory's, so the app with the better star average is not the one people write more warmly about.

Echo ships an update every 3 days, ViiTor Memo：AI Voice Memory every 2 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Echo | ViiTor Memo：AI Voice Memory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/echo-k-pop-live-translate/id6783508375/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/viitor-memoai-voice-memory/id6802908281/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | **100.0% of reviews** | 94.4% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | **Every 2 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 27 MB | 71 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Hau-Ben Shih](https://appshunter.io/developer/1350599516) | [ViiTor Tech Ltd.](https://appshunter.io/developer/1514736602) |

## What reviewers say

### Echo

[App page](https://appshunter.io/ios/app/echo-k-pop-live-translate/id6783508375)

This app provides real-time translations for videos and apps, displaying captions in a floating window. It supports various platforms and offers both live audio and on-screen text translation, with options to save and share translated moments.

**Highlights:** Live translated captions over any video or app, Floating Picture-in-Picture window, Automatic language detection, On-screen text and live audio translation, Save and share translated sessions, On-device translation for speed and offline use

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Echo Plus — 每周 | $3.99 | per 7 days |
| Echo Plus Weekly · 8 h | $3.99 | per 7 days |
| Echo Unlimited | $5.99 | per month |
| Echo Plus Monthly · 20 h | $12.99 | per month |
| Echo Plus Yearly · 20 h/month | $99.99 | per year |
| Echo Plus — Yearly | $109.99 | per year |
| Echo Plus Yearly · 20 h/month | $149.99 | per year |
| 一日通行证 | $1.99 | one-time |
| +2 hours | $1.99 | one-time |
| +5 hours | $3.99 | one-time |
| +12 hours | $7.99 | one-time |


### ViiTor Memo：AI Voice Memory

[App page](https://appshunter.io/ios/app/viitor-memoai-voice-memory/id6802908281)

This app uses AI to record, transcribe, and summarize conversations. It helps organize notes from meetings, interviews, and classes into projects for easy review and access to key information.

**Highlights:** AI Transcription, AI Summaries, Record and Review, Organize by Project, Real-time Transcription, Actionable Insights Extraction

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Echo free?

Echo is free to download, with in-app purchases available.

### Is ViiTor Memo：AI Voice Memory free?

ViiTor Memo：AI Voice Memory is free to download, with no in-app purchases.

### Which has better reviews, Echo or ViiTor Memo：AI Voice Memory?

ViiTor Memo：AI Voice Memory is rated higher. Echo averages 3.7 out of 5 from 3 ratings, while ViiTor Memo：AI Voice Memory averages 5.0 from 2 ratings.

### Do Echo or ViiTor Memo：AI Voice Memory have ads?

Neither Echo nor ViiTor Memo：AI Voice Memory shows ads.

### Which is updated more often, Echo or ViiTor Memo：AI Voice Memory?

Echo ships an update every 3 days, and ViiTor Memo：AI Voice Memory every 2 days. Most recently, Echo was updated on October 28, 2026 and ViiTor Memo：AI Voice Memory on October 29, 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.*