# IEI vs DOY TMS Admin

The clearest difference is update cadence: IEI at every 3 days against DOY TMS Admin's monthly. IEI also leads on iOS requirement (11.0 vs 16.4). 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.

IEI ships an update every 3 days, DOY TMS Admin monthly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | IEI | DOY TMS Admin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Monthly |
| Size | 50 MB | 79 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [12222078 Canada Inc](https://appshunter.io/developer/1674169842) | [Doy Software](https://appshunter.io/developer/1889469253) |

## What reviewers say

### IEI

[App page](https://appshunter.io/ios/app/iei-events/id6743145658)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### DOY TMS Admin

[App page](https://appshunter.io/ios/app/doy-tms-admin/id6761471770)

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

**In-app purchases:** none


## Frequently asked questions

### Is IEI free?

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

### Is DOY TMS Admin free?

DOY TMS Admin is free to download, with no in-app purchases.

### Do IEI or DOY TMS Admin have ads?

Neither IEI nor DOY TMS Admin shows ads.

### Which is updated more often, IEI or DOY TMS Admin?

IEI ships an update every 3 days, and DOY TMS Admin monthly. Most recently, IEI was updated on October 30, 2026 and DOY TMS Admin 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.*