# Smart Invoice vs Listener Mobility

The clearest difference is in-app purchases: Listener Mobility at none against Smart Invoice's 2. Listener Mobility also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Smart Invoice sells 2 in-app purchases, starting at $6.99 per 7 days. Listener Mobility asks for nothing beyond the download.

Smart Invoice ships an update every 3 months, Listener Mobility every 5 months. The most recent releases landed on October 27, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Smart Invoice | Listener Mobility |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 5 months |
| Size | 63 MB | 65 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CW Lee](https://appshunter.io/developer/1468639016) | [Oryx Systems CC](https://appshunter.io/developer/966072104) |

## What reviewers say

### Smart Invoice

[App page](https://appshunter.io/ios/app/smart-invoice/id1516600182)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $6.99 | per 7 days |
| Annually Subscription | $69.99 | per year |


### Listener Mobility

[App page](https://appshunter.io/ios/app/listener-mobility/id1634750354)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Invoice free?

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

### Is Listener Mobility free?

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

### Do Smart Invoice or Listener Mobility have ads?

Smart Invoice shows ads; Listener Mobility does not.

### Which is updated more often, Smart Invoice or Listener Mobility?

Smart Invoice ships an update every 3 months, and Listener Mobility every 5 months. Most recently, Smart Invoice was updated on October 27, 2026 and Listener Mobility on October 13, 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.*