# Cool Stopwatch vs Blackboard

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

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

Cool Stopwatch 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 split almost evenly too, at 0% and 0% positive.

Cool Stopwatch ships an update every 6 months, Blackboard every 4 months. The most recent releases landed on October 12, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Cool Stopwatch | Blackboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cool-stopwatch/id1024568057/reviews)** | [2.0 (2 ratings)](https://appshunter.io/ios/app/blackboard-stopwatch/id1470227478/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 73 MB | 11 MB |
| Requires iOS | **6.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Serhii Simkovskyi](https://appshunter.io/developer/959904647) | [Filippo Gozza](https://appshunter.io/developer/954580932) |

## What reviewers say

### Cool Stopwatch

[App page](https://appshunter.io/ios/app/cool-stopwatch/id1024568057)

This reliable chronograph measures time with a stylish and comfortable interface. It offers a user-friendly view for daily use and a sports mode with lap and split time functionality, accurate to 1/100 of a second.

**Highlights:** Stylish design, Animated time flow and backgrounds, User-friendly interface, Sports mode, Lap and split time functionality, 1/100 second accuracy

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

**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 Cool Stopwatch free?

Cool Stopwatch 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, Cool Stopwatch or Blackboard?

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

### Do Cool Stopwatch or Blackboard have ads?

Blackboard shows ads; Cool Stopwatch does not.

### Which is updated more often, Cool Stopwatch or Blackboard?

Cool Stopwatch ships an update every 6 months, and Blackboard every 4 months. Most recently, Cool Stopwatch was updated on October 12, 2026 and Blackboard on October 26, 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.*