# Trainer Stopwatch vs Blackboard

The clearest difference is price: Blackboard at Free against Trainer Stopwatch's $0.99. Blackboard also leads on rating (2.0 vs 1.0). Trainer Stopwatch's advantage is in-app purchases (none vs 1) and ads (none vs shown). On review sentiment, ratings volume, update cadence and device support there is nothing between them.

Blackboard is free to download; Trainer Stopwatch costs $0.99 up front. Blackboard sells 1 one-off in-app purchase. Trainer Stopwatch asks for nothing beyond the download.

Blackboard holds the better App Store score, 2.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Trainer Stopwatch ships an update every 6 months, Blackboard every 4 months. The most recent releases landed on June 1, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Trainer Stopwatch | Blackboard |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/trainer-stopwatch/id1162096058/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 | Paid | **Free with in-app purchases** |
| Size | 12 MB | 11 MB |
| Requires iOS | **12.2** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Frank Kalhoj](https://appshunter.io/developer/1102879894) | [Filippo Gozza](https://appshunter.io/developer/954580932) |

## What reviewers say

### Trainer Stopwatch

[App page](https://appshunter.io/ios/app/trainer-stopwatch/id1162096058)

Manage multiple timers simultaneously for sports training. Start and stop up to 99 stopwatches at once, individually or together. Export results as a CSV file for analysis.

**Highlights:** Up to 99 stopwatches, Simultaneous or individual start/stop, Profile creation for named stopwatches, Email results as CSV, Excel import ready format

**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 Trainer Stopwatch free?

Trainer Stopwatch costs $0.99, with no in-app purchases.

### Is Blackboard free?

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

### Which has better reviews, Trainer Stopwatch or Blackboard?

Blackboard is rated higher. Trainer Stopwatch averages 1.0 out of 5 from 1 ratings, while Blackboard averages 2.0 from 2 ratings.

### Do Trainer Stopwatch or Blackboard have ads?

Blackboard shows ads; Trainer Stopwatch does not.

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

Trainer Stopwatch ships an update every 6 months, and Blackboard every 4 months. Most recently, Trainer Stopwatch was updated on June 1, 2026 and Blackboard on September 12, 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.*