# SpeedyChat vs Sift Science

The clearest difference is in-app purchases: SpeedyChat at none against Sift Science's 2. SpeedyChat also leads on iOS requirement (13.4 vs 18.6). Sift Science's advantage is update cadence (every 2 days vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Sift Science sells 2 in-app purchases, starting at $4.99 per month. SpeedyChat asks for nothing beyond the download.

SpeedyChat ships an update every 5 weeks, Sift Science every 2 days. The most recent releases landed on October 25, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SpeedyChat | Sift Science |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 days** |
| Size | 41 MB | 83 MB |
| Requires iOS | **13.4** | 18.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Ehatech Services Private Limited](https://appshunter.io/developer/1767301012) | [Shobel LLC](https://appshunter.io/developer/1298270459) |

## What reviewers say

### SpeedyChat

[App page](https://appshunter.io/ios/app/speedychat-pdf-chat-ai-tools/id6670736743)

**In-app purchases:** none


### Sift Science

[App page](https://appshunter.io/ios/app/sift-science/id6767901370)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sift Premium Monthly | $4.99 | per month |
| Sift Premium | $39.99 | per year |


## Frequently asked questions

### Is SpeedyChat free?

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

### Is Sift Science free?

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

### Do SpeedyChat or Sift Science have ads?

Neither SpeedyChat nor Sift Science shows ads.

### Which is updated more often, SpeedyChat or Sift Science?

SpeedyChat ships an update every 5 weeks, and Sift Science every 2 days. Most recently, SpeedyChat was updated on October 25, 2026 and Sift Science on October 8, 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.*