# Doc vs Mobil Solcare Engineer

The clearest difference is update cadence: Mobil Solcare Engineer at every 2 weeks against Doc's every 2 months. Mobil Solcare Engineer also leads on iOS requirement (13.0 vs 15.6). 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.

Doc ships an update every 2 months, Mobil Solcare Engineer every 2 weeks. The most recent releases landed on October 19, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Doc | Mobil Solcare Engineer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/doc-e-talkie/id1245298956/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 82 MB | 38 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Khai Sheng Chang](https://appshunter.io/developer/1352730841) | [Exxon Mobil Corporation](https://appshunter.io/developer/528788995) |

## What reviewers say

### Doc

[App page](https://appshunter.io/ios/app/doc-e-talkie/id1245298956)

Facilitates secure text messaging for medical professionals to communicate during work hours. Designed for efficient and private doctor-to-doctor conversations.

**Highlights:** Doctor-to-doctor communication, Secure text messaging, Work hour communication, Private conversations

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

**In-app purchases:** none


### Mobil Solcare Engineer

[App page](https://appshunter.io/ios/app/mobil-solcare-engineer/id1529019717)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Doc free?

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

### Is Mobil Solcare Engineer free?

Mobil Solcare Engineer is free to download, with no in-app purchases.

### Do Doc or Mobil Solcare Engineer have ads?

Neither Doc nor Mobil Solcare Engineer shows ads.

### Which is updated more often, Doc or Mobil Solcare Engineer?

Doc ships an update every 2 months, and Mobil Solcare Engineer every 2 weeks. Most recently, Doc was updated on October 19, 2026 and Mobil Solcare Engineer on October 18, 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.*