# OSAP vs Duobench

The clearest difference is in-app purchases: OSAP at none against Duobench's 1. OSAP also leads on iOS requirement (14.1 vs 27.0). Duobench's advantage is update cadence (every 2 days vs every 10 months). On price, ads and device support there is nothing between them.

Both are free to download. Duobench sells 1 one-off in-app purchase. OSAP asks for nothing beyond the download.

OSAP ships an update every 10 months, Duobench every 2 days. The most recent releases landed on November 1, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | OSAP | Duobench |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/osap/id670096413/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 50 MB | 4 MB |
| Requires iOS | **14.1** | 27.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [Results at Hand Software LLC](https://appshunter.io/developer/669416687) | [AHMAD ALHASANALTUAMA](https://appshunter.io/developer/1896458313) |

## What reviewers say

### OSAP

[App page](https://appshunter.io/ios/app/osap/id670096413)

Connect with industry peers and suppliers for three days of innovative learning. Discover new possibilities and solutions through sessions led by thought leaders. Gain valuable insights and knowledge at an affordable price.

**Highlights:** Industry professional networking, Innovative learning sessions, Thought-leader presentations, Discover new solutions, Affordable educational content

**Features:** macOS Compatibility

**In-app purchases:** none


### Duobench

[App page](https://appshunter.io/ios/app/duobench-duo-split-screen/id6823146742)

**Features:** Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Duobench Pro | $4.99 | one-time |


## Frequently asked questions

### Is OSAP free?

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

### Is Duobench free?

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

### Do OSAP or Duobench have ads?

Neither OSAP nor Duobench shows ads.

### Which is updated more often, OSAP or Duobench?

OSAP ships an update every 10 months, and Duobench every 2 days. Most recently, OSAP was updated on November 1, 2026 and Duobench on November 10, 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.*