# Duo Messenger Web Chat Scan vs SJJS

The clearest difference is in-app purchases: SJJS at none against Duo Messenger Web Chat Scan's 3. SJJS also leads on ads (none vs shown) and update cadence (fortnightly vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Duo Messenger Web Chat Scan sells 3 in-app purchases, starting at $3.99 per 7 days. SJJS asks for nothing beyond the download.

Duo Messenger Web Chat Scan ships an update every 2 months, SJJS fortnightly. The most recent releases landed on October 27, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Duo Messenger Web Chat Scan | SJJS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (283 ratings)](https://appshunter.io/ios/app/duo-messenger-web-chat-scan/id1539402897/reviews)** | — |
| Number of ratings | **283** | — |
| Positive reviews | 45.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 39 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Apurva Hariyawala](https://appshunter.io/developer/1821698717) | [La Sirene Exim Private Limited OPC](https://appshunter.io/developer/924820849) |

## What reviewers say

### Duo Messenger Web Chat Scan

[App page](https://appshunter.io/ios/app/duo-messenger-web-chat-scan/id1539402897)

Access multiple chat accounts on your device, send direct messages to unsaved numbers, and style your text for social media. Easily connect to another's chat using a web scan feature.

**Highlights:** Multi-account chat access, Direct messaging to unsaved numbers, Gorgeous text styling, Web scan for chat connection, Send messages to social media

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $3.99 | per 7 days |
| Premium Monthly | $9.99 | per month |
| Remove Ads | $19.99 | one-time |


### SJJS

[App page](https://appshunter.io/ios/app/sjjs/id6761260329)

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

**In-app purchases:** none


## Frequently asked questions

### Is Duo Messenger Web Chat Scan free?

Duo Messenger Web Chat Scan is free to download, with in-app purchases available.

### Is SJJS free?

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

### Do Duo Messenger Web Chat Scan or SJJS have ads?

Duo Messenger Web Chat Scan shows ads; SJJS does not.

### Which is updated more often, Duo Messenger Web Chat Scan or SJJS?

Duo Messenger Web Chat Scan ships an update every 2 months, and SJJS fortnightly. Most recently, Duo Messenger Web Chat Scan was updated on October 27, 2026 and SJJS on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*