# Modem AI vs A1 ai

The clearest difference is in-app purchases: Modem AI at none against A1 ai's 1. Modem AI also leads on device support (4 vs 2) and iOS requirement (15.0 vs 18.0). A1 ai's advantage is update cadence (weekly vs every 7 months). On price and ads there is nothing between them.

Both are free to download. A1 ai sells 1 in-app purchase, starting at $9.99 per 7 days. Modem AI asks for nothing beyond the download.

Modem AI ships an update every 7 months, A1 ai weekly. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Modem AI | A1 ai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/a1-ai/id6772595253/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Weekly** |
| Monetization | — | Freemium |
| Size | 42 MB | 6 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Joe Mayo](https://appshunter.io/developer/1875822515) | [What If Projects, Inc.](https://appshunter.io/developer/1649550065) |

## What reviewers say

### Modem AI

[App page](https://appshunter.io/ios/app/modem-ai/id6758928585)

**Features:** Vision Pro support

**In-app purchases:** none


### A1 ai

[App page](https://appshunter.io/ios/app/a1-ai/id6772595253)

This AI application offers on-device processing and decentralized network options, ensuring your data remains private and is never sold. It allows you to ask anything without contributing to large data centers, making it an environmentally conscious choice.

**Highlights:** On-device AI model, Decentralized network compute, No data centers used, Privacy-focused, Subscription for Pro features

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A1 Pro | $9.99 | per 7 days |


## Frequently asked questions

### Is Modem AI free?

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

### Is A1 ai free?

A1 ai is free to download, with in-app purchases available.

### Do Modem AI or A1 ai have ads?

Neither Modem AI nor A1 ai shows ads.

### Which is updated more often, Modem AI or A1 ai?

Modem AI ships an update every 7 months, and A1 ai weekly. Most recently, Modem AI was updated on October 7, 2026 and A1 ai on October 24, 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.*