# AMS OEM vs eM Client

The clearest difference is update cadence: eM Client at every 10 days against AMS OEM's every 2 months. AMS OEM's advantage is iOS requirement (12.0 vs 15.0). 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.

AMS OEM ships an update every 2 months, eM Client every 10 days. The most recent releases landed on September 30, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | AMS OEM | eM Client |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (48 ratings)](https://appshunter.io/ios/app/em-client/id1561166404/reviews)** |
| Number of ratings | — | **48** |
| Positive reviews | — | 48.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | — | Free |
| Size | 56 MB | 178 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fusion Software Development Pty Ltd](https://appshunter.io/developer/872570075) | [eM Client](https://appshunter.io/developer/1561166526) |

## What reviewers say

### AMS OEM

[App page](https://appshunter.io/ios/app/ams-oem/id1217830786)

**Features:** macOS Compatibility

**In-app purchases:** none


### eM Client

[App page](https://appshunter.io/ios/app/em-client/id1561166404)

This app unifies email, calendar, tasks, contacts, and notes into a single, AI-enhanced platform. It offers advanced features typically found on desktop, including instant message translation and robust encryption, for seamless management of multiple accounts on your iPhone and iPad.

**Highlights:** AI-enhanced email drafting and replies, Unified inbox for email, calendar, tasks, contacts, and notes, Instant message translation, PGP and S/MIME encryption, Quick import from desktop app, Mail-tracking pixel detection, Snooze and Undo Send features

**In-app purchases:** none

**What reviewers like**

- 🚀 Reliable and customizable
- 🔒 Great privacy and security features
- 👍 Clean and intuitive interface
- 🚀 Smooth and fast performance
- 👍 Seamless sync between desktop and mobile

**What reviewers complain about**

- 🐛 Slow email sync and loading issues
- 🐛 Unreliable push notifications and badge counts
- 🐛 Inconsistent behavior compared to other email apps
- 🐛 Bugs and glitches, especially in the initial release
- 🔋 High battery consumption

**Reported bugs**

- Emails not sending immediately
- Drafts not visible or editable
- Inconsistent behavior when switching between folders
- Trouble signing in to multiple Google accounts

**Requested features**

- Calendar integration
- Improved background refresh and sync
- Custom notification sounds
- Ability to sort emails by sender
- More customization options


## Frequently asked questions

### Is AMS OEM free?

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

### Is eM Client free?

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

### Do AMS OEM or eM Client have ads?

Neither AMS OEM nor eM Client shows ads.

### Which is updated more often, AMS OEM or eM Client?

AMS OEM ships an update every 2 months, and eM Client every 10 days. Most recently, AMS OEM was updated on September 30, 2026 and eM Client on October 15, 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.*