# Microsoft Outlook vs Mainteco

The clearest difference is in-app purchases: Mainteco at none against Microsoft Outlook's 3. Mainteco also leads on ads (none vs shown) and iOS requirement (15.6 vs 26.0). Microsoft Outlook's advantage is chart position (#12 vs unranked) and update cadence (weekly vs fortnightly). On price and device support there is nothing between them.

Both are free to download. Microsoft Outlook sells 3 in-app purchases, starting at $1.99 per month. Mainteco asks for nothing beyond the download.

Microsoft Outlook ships an update weekly, Mainteco fortnightly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Microsoft Outlook | Mainteco |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (9.4M ratings)](https://appshunter.io/ios/app/microsoft-outlook/id951937596/reviews)** | — |
| Number of ratings | **9.4M** | — |
| Positive reviews | 64.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#12** | — |
| Size | 479 MB | 39 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Microsoft Corporation](https://appshunter.io/developer/298856275) | [CICOSY (PTY) LTD](https://appshunter.io/developer/1778749151) |

## What reviewers say

### Microsoft Outlook

[App page](https://appshunter.io/ios/app/microsoft-outlook/id951937596)

**Currently charting:** #12 Top Free · Productivity, #29 Top Grossing · Productivity, #85 Top Free (US App Store)

Consolidate all your email accounts and calendars into one streamlined application. Manage your inbox, schedule meetings, and access files effortlessly. Enhance your productivity with smart features and AI-powered assistance for writing and summarizing emails.

**Highlights:** Unified inbox for multiple accounts, Smart inbox filtering, Swipe gestures for quick actions, Meeting scheduling and availability sharing, Integrated file access and editing, AI-powered email summarization and writing assistance

**Features:** Siri integration, Apple Wallet, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Microsoft 365 Basic | $1.99 | per month |
| Microsoft 365 Personal | $9.99 | per month |
| Microsoft 365 Family | $12.99 | per month |

**What reviewers like**

- 🚀 Great for corporate email
- 👍 Customizable and user-friendly
- 🚀 Seamless integration with Microsoft 365
- 👍 Solid email and calendar functionality

**What reviewers complain about**

- 🐛 Buggy and unstable at times
- 🔋 High battery consumption
- 🔒 Security issues with password resets
- 👎 Limited file attachment options

**Reported bugs**

- Frequent crashes when adding accounts
- Delayed email notifications and syncing issues
- Inability to delete emails in bulk
- Calendar reminders not working as expected

**Requested features**

- Dark mode option
- Improved search and filtering capabilities
- Better integration with native iOS apps and services
- Enhanced calendar management features


### Mainteco

[App page](https://appshunter.io/ios/app/mainteco/id6760917524)

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

**In-app purchases:** none


## Frequently asked questions

### Is Microsoft Outlook free?

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

### Is Mainteco free?

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

### Do Microsoft Outlook or Mainteco have ads?

Microsoft Outlook shows ads; Mainteco does not.

### Which is updated more often, Microsoft Outlook or Mainteco?

Microsoft Outlook ships an update weekly, and Mainteco fortnightly. Most recently, Microsoft Outlook was updated on November 5, 2026 and Mainteco on October 31, 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.*