# ERMIS vs Idea Plan AI

The clearest difference is chart position: ERMIS at #62 against Idea Plan AI's unranked. Idea Plan AI's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ERMIS sells 4 in-app purchases, starting at $12.99 per month and Idea Plan AI sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | ERMIS | Idea Plan AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/ermis-client-for-hermes/id6759341434/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#62** | — |
| Size | 17 MB | 56 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ilya Vishneuski](https://appshunter.io/developer/1878175811) | [Giacomo Pellaco](https://appshunter.io/developer/1864723940) |

## What reviewers say

### ERMIS

[App page](https://appshunter.io/ios/app/ermis-client-for-hermes/id6759341434)

**Currently charting:** #62 Top Grossing · Developer Tools (US App Store)

Control your self-hosted AI agent from your phone. Manage complex workflows, research topics, draft content, and solve coding problems with a secure, private mobile interface. Ideal for developers and power users seeking advanced AI capabilities beyond basic chatbots.

**Highlights:** Connect to your own Hermes Agent instance, Manage AI workflows remotely, Research topics and summarize results, Draft and edit content, Assist with coding and debugging, Organize projects and tasks

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $12.99 | per month |
| Premium | $19.99 | per month |
| Premium | $129.99 | per year |
| Premium | $199.99 | per year |


### Idea Plan AI

[App page](https://appshunter.io/ios/app/idea-plan-ai/id6789547884)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $17.99 | per year |


## Frequently asked questions

### Is ERMIS free?

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

### Is Idea Plan AI free?

Idea Plan AI is free to download, with in-app purchases available.

### Do ERMIS or Idea Plan AI have ads?

Neither ERMIS nor Idea Plan AI shows ads.

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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.*