# Sift Science vs Overwrite

The clearest difference is in-app purchases: Overwrite at none against Sift Science's 2. Overwrite also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.6). On price and ads there is nothing between them.

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

## The numbers

| Metric | Sift Science | Overwrite |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 83 MB | 58 MB |
| Requires iOS | 18.6 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shobel LLC](https://appshunter.io/developer/1298270459) | [Stefan Muke](https://appshunter.io/developer/1896431446) |

## What reviewers say

### 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 |


### Overwrite

[App page](https://appshunter.io/ios/app/overwrite-markdown-and-latex/id6780183317)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sift Science free?

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

### Is Overwrite free?

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

### Do Sift Science or Overwrite have ads?

Neither Sift Science nor Overwrite shows ads.

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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.*