# Inbox Zero vs Roll Zero

The clearest difference is iOS requirement: Roll Zero at 16.4 against Inbox Zero's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Inbox Zero sells 2 in-app purchases, starting at $19.99 per month and Roll Zero sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Inbox Zero ships an update weekly, Roll Zero every 11 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Inbox Zero | Roll Zero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 11 days |
| Monetization | Subscription | — |
| Size | 35 MB | 68 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Inbox Zero Inc.](https://appshunter.io/developer/1880462164) | [Conecta Media LLC](https://appshunter.io/developer/1891168642) |

## What reviewers say

### Inbox Zero

[App page](https://appshunter.io/ios/app/inbox-zero-ai-email-assistant/id6759736561)

This email client offers a fast, offline-capable experience for Gmail and Outlook, featuring an AI assistant for managing your inbox. It allows for easy unsubscribing, smart inbox organization, and quick replies.

**Highlights:** AI email assistant, Offline access, Unsubscribe from senders, Split inbox by tabs, Quick swipe actions, Scheduled sending, Undo send

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Inbox Zero Starter Monthly | $19.99 | per month |
| Inbox Zero Starter Annual | $199.99 | per year |


### Roll Zero

[App page](https://appshunter.io/ios/app/roll-zero-screenshot-inbox/id6796734317)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Roll Zero Pro Monthly | $4.99 | per month |
| Roll Zero Pro Annual | $29.99 | per year |


## Frequently asked questions

### Is Inbox Zero free?

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

### Is Roll Zero free?

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

### Do Inbox Zero or Roll Zero have ads?

Neither Inbox Zero nor Roll Zero shows ads.

### Which is updated more often, Inbox Zero or Roll Zero?

Inbox Zero ships an update weekly, and Roll Zero every 11 days. Most recently, Inbox Zero was updated on October 31, 2026 and Roll Zero 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.*