# BenchToBedside vs SD Primer

The clearest difference is in-app purchases: BenchToBedside at none against SD Primer's 2. BenchToBedside also leads on iOS requirement (15.1 vs 17.0). SD Primer's advantage is update cadence (every 5 days vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. SD Primer sells 2 in-app purchases, starting at $9.99 per month. BenchToBedside asks for nothing beyond the download.

BenchToBedside ships an update every 2 weeks, SD Primer every 5 days. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | BenchToBedside | SD Primer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/benchtobedside/id6755900938/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free | — |
| Size | 22 MB | 20 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Arnav Singh](https://appshunter.io/developer/1857139790) | [Ernesto Hilvano](https://appshunter.io/developer/1740292069) |

## What reviewers say

### BenchToBedside

[App page](https://appshunter.io/ios/app/benchtobedside/id6755900938)

This platform facilitates collaboration among medical students, mentors, and clinical leads for a medical innovation competition. It offers features like team project management, real-time messaging, and mentor matching. Users can also access event information and receive important announcements.

**Highlights:** Team collaboration and project management, Real-time direct and group messaging, Mentor matching by specialty, Event information and announcements, Judge scoring for presentations, Medical innovation resources

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

**In-app purchases:** none


### SD Primer

[App page](https://appshunter.io/ios/app/sd-primer/id6758010557)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SDPrimer Pro | $9.99 | per month |
| SDPrimer Pro | $99.99 | per year |


## Frequently asked questions

### Is BenchToBedside free?

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

### Is SD Primer free?

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

### Do BenchToBedside or SD Primer have ads?

Neither BenchToBedside nor SD Primer shows ads.

### Which is updated more often, BenchToBedside or SD Primer?

BenchToBedside ships an update every 2 weeks, and SD Primer every 5 days. Most recently, BenchToBedside was updated on October 8, 2026 and SD Primer on October 1, 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.*