# mRNA 2025 by INTERPLAN vs Sift Science

The clearest difference is in-app purchases: mRNA 2025 by INTERPLAN at none against Sift Science's 2. mRNA 2025 by INTERPLAN also leads on device support (3 vs 1) and iOS requirement (15.5 vs 18.6). Sift Science's advantage is update cadence (every 2 days vs fortnightly). 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. mRNA 2025 by INTERPLAN asks for nothing beyond the download.

mRNA 2025 by INTERPLAN ships an update fortnightly, Sift Science every 2 days. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | mRNA 2025 by INTERPLAN | Sift Science |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Size | 86 MB | 83 MB |
| Requires iOS | **15.5** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Fortbildungswoche für praktische Dermatologie und Venerologie](https://appshunter.io/developer/1753989298) | [Shobel LLC](https://appshunter.io/developer/1298270459) |

## What reviewers say

### mRNA 2025 by INTERPLAN

[App page](https://appshunter.io/ios/app/mrna-2025-by-interplan/id6746127223)

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

**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 mRNA 2025 by INTERPLAN free?

mRNA 2025 by INTERPLAN 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 mRNA 2025 by INTERPLAN or Sift Science have ads?

Neither mRNA 2025 by INTERPLAN nor Sift Science shows ads.

### Which is updated more often, mRNA 2025 by INTERPLAN or Sift Science?

mRNA 2025 by INTERPLAN ships an update fortnightly, and Sift Science every 2 days. Most recently, mRNA 2025 by INTERPLAN was updated on October 3, 2026 and Sift Science on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*