# RC vs Blackboard

The clearest difference is rating: RC at 5.0 against Blackboard's 2.0. RC also leads on in-app purchases (none vs 1) and ads (none vs shown). On price, ratings volume, update cadence and device support there is nothing between them.

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

RC holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 33% of RC's written reviews are positive against 0% of Blackboard's.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | RC | Blackboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rc-timer-lite/id330638289/reviews)** | [2.0 (2 ratings)](https://appshunter.io/ios/app/blackboard-stopwatch/id1470227478/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **33.3% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 3 MB | 11 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Leon Wubbe](https://appshunter.io/developer/330638292) | [Filippo Gozza](https://appshunter.io/developer/954580932) |

## What reviewers say

### RC

[App page](https://appshunter.io/ios/app/rc-timer-lite/id330638289)

This stopwatch is designed for model glider contests, allowing pilots to record successive flights within a decreasing worktime. A signal is given when the worktime ends. Tap anywhere to start or stop flights, and access the info button to adjust the worktime duration.

**Highlights:** Record successive flights, Decreasing worktime countdown, Start/stop flights with a tap, Adjustable worktime duration, Signal at worktime end

**Features:** macOS Compatibility

**In-app purchases:** none


### Blackboard

[App page](https://appshunter.io/ios/app/blackboard-stopwatch/id1470227478)

A straightforward stopwatch app featuring oversized digits for easy visibility. It offers single-button control for starting, stopping, and resetting. With optional Bluetooth integration and a photocell, it can function as a race display, expanding its utility.

**Highlights:** Oversized digits, Single-button control (start, stop, reset), Bluetooth device integration, Photocell compatibility, External Bluetooth button support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version | $2.99 | one-time |


## Frequently asked questions

### Is RC free?

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

### Is Blackboard free?

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

### Which has better reviews, RC or Blackboard?

RC is rated higher. RC averages 5.0 out of 5 from 1 ratings, while Blackboard averages 2.0 from 2 ratings.

### Do RC or Blackboard have ads?

Blackboard shows ads; RC does not.

### Which is updated more often, RC or Blackboard?

RC ships an update every 4 months, and Blackboard every 4 months. Most recently, RC was updated on October 6, 2026 and Blackboard 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.*