# Otter Inbox vs AIM POS

Otter Inbox and AIM POS are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on September 4, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Otter Inbox | AIM POS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Size | 52 MB | 259 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Otter, LLC](https://appshunter.io/developer/1547310644) | [AIM POS LLC](https://appshunter.io/developer/1793128780) |

## What reviewers say

### Otter Inbox

[App page](https://appshunter.io/ios/app/otter-inbox/id6445922207)

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

**In-app purchases:** none


### AIM POS

[App page](https://appshunter.io/ios/app/aim-pos/id6741111338)

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

**In-app purchases:** none


## Frequently asked questions

### Is Otter Inbox free?

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

### Is AIM POS free?

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

### Do Otter Inbox or AIM POS have ads?

Neither Otter Inbox nor AIM POS shows ads.

### Which is updated more often, Otter Inbox or AIM POS?

Otter Inbox ships an update fortnightly, and AIM POS fortnightly. Most recently, Otter Inbox was updated on September 4, 2026 and AIM POS on September 20, 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.*