# Sift Science vs MedBrain

The clearest difference is update cadence: Sift Science at every 2 days against MedBrain's every 2 months. MedBrain's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 18.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Sift Science sells 2 in-app purchases, starting at $4.99 per month and MedBrain sells 3 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

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

## The numbers

| Metric | Sift Science | MedBrain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 months |
| Size | 83 MB | 48 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Shobel LLC](https://appshunter.io/developer/1298270459) | [Van Bac Hoang](https://appshunter.io/developer/1888421202) |

## 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 |


### MedBrain

[App page](https://appshunter.io/ios/app/medbrain-study-and-research/id6780550828)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MedBrain Pro Monthly | $14.99 | per month |
| MedBrain Pro 3 Months | $29.99 | per 3 months |
| MedBrain Pro Yearly | $69.99 | per year |


## Frequently asked questions

### Is Sift Science free?

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

### Is MedBrain free?

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

### Do Sift Science or MedBrain have ads?

Neither Sift Science nor MedBrain shows ads.

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

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