# OfflineTTS vs Inventory

The clearest difference is in-app purchases: OfflineTTS at none against Inventory's 2. OfflineTTS also leads on iOS requirement (15.1 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Inventory sells 2 in-app purchases, starting at $3.99 per month. OfflineTTS asks for nothing beyond the download.

OfflineTTS ships an update every 3 days, Inventory every 5 days. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | OfflineTTS | Inventory |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 days |
| Size | 82 MB | 16 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [深圳市原饴创新科技有限公司](https://appshunter.io/developer/1761135455) | [Pocket factory AB](https://appshunter.io/developer/1793104474) |

## What reviewers say

### OfflineTTS

[App page](https://appshunter.io/ios/app/offlinetts/id6752912943)

**Features:** macOS Compatibility

**In-app purchases:** none


### Inventory

[App page](https://appshunter.io/ios/app/inventory-context-ready/id6770266686)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Inventory Pro – Monthly | $3.99 | per month |
| Inventory Pro — Yearly | $34.99 | per year |


## Frequently asked questions

### Is OfflineTTS free?

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

### Is Inventory free?

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

### Do OfflineTTS or Inventory have ads?

Neither OfflineTTS nor Inventory shows ads.

### Which is updated more often, OfflineTTS or Inventory?

OfflineTTS ships an update every 3 days, and Inventory every 5 days. Most recently, OfflineTTS was updated on September 29, 2026 and Inventory on September 30, 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.*