# PDI/Envoy HHT vs SnapSale.io

The clearest difference is in-app purchases: PDI/Envoy HHT at none against SnapSale.io's 2. PDI/Envoy HHT also leads on ads (none vs shown). SnapSale.io's advantage is update cadence (every 11 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. SnapSale.io sells 2 in-app purchases, starting at $5.99 per month. PDI/Envoy HHT asks for nothing beyond the download.

PDI/Envoy HHT ships an update every 2 months, SnapSale.io every 11 days. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PDI/Envoy HHT | SnapSale.io |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 11 days** |
| Size | 175 MB | 68 MB |
| Requires iOS | **14.2** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PDI Technologies, Inc.](https://appshunter.io/developer/1398042775) | [Josh Kunin](https://appshunter.io/developer/1790077146) |

## What reviewers say

### PDI/Envoy HHT

[App page](https://appshunter.io/ios/app/pdienvoy-hht/id1495710167)

**Features:** macOS Compatibility

**In-app purchases:** none


### SnapSale.io

[App page](https://appshunter.io/ios/app/snapsaleio/id6740460097)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Subscription | $5.99 | per month |
| Premium Annual Subscription | $29.99 | per year |


## Frequently asked questions

### Is PDI/Envoy HHT free?

PDI/Envoy HHT is free to download, with no in-app purchases.

### Is SnapSale.io free?

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

### Do PDI/Envoy HHT or SnapSale.io have ads?

SnapSale.io shows ads; PDI/Envoy HHT does not.

### Which is updated more often, PDI/Envoy HHT or SnapSale.io?

PDI/Envoy HHT ships an update every 2 months, and SnapSale.io every 11 days. Most recently, PDI/Envoy HHT was updated on October 9, 2026 and SnapSale.io 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.*