# iEnterprise Mobile for Siebel vs PRO.4 M

The clearest difference is update cadence: PRO.4 M at every 8 days against iEnterprise Mobile for Siebel's every 2 months. iEnterprise Mobile for Siebel's advantage is iOS requirement (11.0 vs 15.1). 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.

iEnterprise Mobile for Siebel ships an update every 2 months, PRO.4 M every 8 days. The most recent releases landed on October 23, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | iEnterprise Mobile for Siebel | PRO.4 M |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ienterprise-mobile-for-siebel/id494793771/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | Free | — |
| Size | 25 MB | 50 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [iEnterprises, Inc.](https://appshunter.io/developer/335365114) | [Pro-Bit PRO.4 d.o.o.](https://appshunter.io/developer/1071235078) |

## What reviewers say

### iEnterprise Mobile for Siebel

[App page](https://appshunter.io/ios/app/ienterprise-mobile-for-siebel/id494793771)

Access and manage your Siebel CRM data offline on your iPhone or iPad. This app provides access to critical CRM information like accounts, contacts, and opportunities, even without a cellular network. It synchronizes with your device's native address book and offers advanced administration features.

**Highlights:** Offline Siebel CRM access, Manage Accounts, Contacts, Opportunities, Data stored locally for quick access, Synchronizes with native address book, Custom fields and objects support, Centralized administration console

**In-app purchases:** none


### PRO.4 M

[App page](https://appshunter.io/ios/app/pro4-m/id1207273091)

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

**In-app purchases:** none


## Frequently asked questions

### Is iEnterprise Mobile for Siebel free?

iEnterprise Mobile for Siebel is free to download, with no in-app purchases.

### Is PRO.4 M free?

PRO.4 M is free to download, with no in-app purchases.

### Do iEnterprise Mobile for Siebel or PRO.4 M have ads?

Neither iEnterprise Mobile for Siebel nor PRO.4 M shows ads.

### Which is updated more often, iEnterprise Mobile for Siebel or PRO.4 M?

iEnterprise Mobile for Siebel ships an update every 2 months, and PRO.4 M every 8 days. Most recently, iEnterprise Mobile for Siebel was updated on October 23, 2026 and PRO.4 M on October 5, 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.*