# OneTapNote vs Rostr

The clearest difference is in-app purchases: OneTapNote at none against Rostr's 2. OneTapNote also leads on iOS requirement (15.6 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Rostr sells 2 in-app purchases, starting at $3.99 per month. OneTapNote asks for nothing beyond the download.

OneTapNote ships an update monthly, Rostr every 2 months. The most recent releases landed on September 12, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | OneTapNote | Rostr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rostr-roster-sharing/id6759208293/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 43 MB | 78 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mami Takata](https://appshunter.io/developer/1629198536) | [Chris Leandro Kwok De Los Santos](https://appshunter.io/developer/1832288634) |

## What reviewers say

### OneTapNote

[App page](https://appshunter.io/ios/app/onetapnote/id1636194574)

**Features:** macOS Compatibility

**In-app purchases:** none


### Rostr

[App page](https://appshunter.io/ios/app/rostr-roster-sharing/id6759208293)

Easily share work schedules with friends and see when you're both working. Features AI-powered roster scanning, shared calendars, and overlap alerts for spontaneous meetups. Create private groups for small teams and access schedules offline.

**Highlights:** AI Roster Scanning, Shared Group Calendars, Overlap Alerts, Offline Access, Private Group Creation, Dark/Light Mode

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rostr Pro Monthly | $3.99 | per month |
| Rostr Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is OneTapNote free?

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

### Is Rostr free?

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

### Do OneTapNote or Rostr have ads?

Both OneTapNote and Rostr show ads.

### Which is updated more often, OneTapNote or Rostr?

OneTapNote ships an update monthly, and Rostr every 2 months. Most recently, OneTapNote was updated on September 12, 2026 and Rostr on September 15, 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.*