# Morse Code Keys vs Transparent PNG Maker

The clearest difference is review sentiment: Morse Code Keys at 56% against Transparent PNG Maker's 0%. Morse Code Keys also leads on price (Free vs $2.99) and rating (4.4 vs 2.0). Transparent PNG Maker's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support there is nothing between them.

Morse Code Keys is free to download; Transparent PNG Maker costs $2.99 up front. Morse Code Keys sells 3 in-app purchases, starting at $2.99 per month. Transparent PNG Maker asks for nothing beyond the download.

Morse Code Keys holds the better App Store score, 4.4 against 2.0. That said, the two scores are not equally well evidenced: Morse Code Keys has 177 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 56% of Morse Code Keys's written reviews are positive against 0% of Transparent PNG Maker's.

Morse Code Keys ships an update every 11 months, Transparent PNG Maker every 6 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Morse Code Keys | Transparent PNG Maker |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.4 (177 ratings)](https://appshunter.io/ios/app/morse-code-keys-trainer/id1307714279/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/transparent-png-maker/id6785252701/reviews) |
| Number of ratings | **177** | 1 |
| Positive reviews | **55.6% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 11 months | **Every 6 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 9 MB | 2 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Caesar Salad Software LLC](https://appshunter.io/developer/1249587406) | [OpsOh LLC](https://appshunter.io/developer/1877414741) |

## What reviewers say

### Morse Code Keys

[App page](https://appshunter.io/ios/app/morse-code-keys-trainer/id1307714279)

Master Morse code with this free training application. Practice and drill each letter of the alphabet at your own pace. Ideal for beginners looking to build a solid foundation in Morse code communication.

**Highlights:** Morse code alphabet practice, Letter drilling exercises, Beginner-friendly interface, Free to use

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads Monthly | $2.99 | per month |
| Remove Ads Yearly | $9.99 | per year |
| Remove Ads Forever | $19.99 | one-time |

**What reviewers like**

- 👍 Easy to learn Morse code
- 🚀 Fast learning curve
- ✅ Effective for beginners
- 💡 Repetitive learning method works
- ✨ Helps master letters quickly

**What reviewers complain about**

- 🐛 Buggy, doesn't always progress
- 👎 Sound issues (no sound, lag)
- 👎 Buttons lag or register late
- 👎 Dit/Dah keys are backwards
- 👎 Lacks numbers and punctuation

**Reported bugs**

- Audio stopped working after iOS update
- Audio never worked over wireless headphones
- Letter Z not appearing in practice sessions
- Sound doesn't work
- Tone sound lags between touching screen and playing

**Requested features**

- Ability to select individual letters for practice
- Option to remove ads for a one-time fee
- Add numbers and punctuation
- Fix dit/dah key order for iambic keys
- Option to adjust WPM (words per minute)


### Transparent PNG Maker

[App page](https://appshunter.io/ios/app/transparent-png-maker/id6785252701)

Create high-quality transparent PNGs directly on your device. This app offers fine-tuning controls for background removal and ensures your images remain private by processing them entirely offline. It's ideal for logos, product photos, and graphics.

**Highlights:** Create transparent PNGs, Fine-tune background removal, Offline processing, Batch processing, Preview backgrounds, Export high-quality PNGs

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

**In-app purchases:** none


## Frequently asked questions

### Is Morse Code Keys free?

Morse Code Keys is free to download, with in-app purchases available.

### Is Transparent PNG Maker free?

Transparent PNG Maker costs $2.99, with no in-app purchases.

### Which has better reviews, Morse Code Keys or Transparent PNG Maker?

Morse Code Keys is rated higher. Morse Code Keys averages 4.4 out of 5 from 177 ratings, while Transparent PNG Maker averages 2.0 from 1 ratings.

### Do Morse Code Keys or Transparent PNG Maker have ads?

Morse Code Keys shows ads; Transparent PNG Maker does not.

### Which is updated more often, Morse Code Keys or Transparent PNG Maker?

Morse Code Keys ships an update every 11 months, and Transparent PNG Maker every 6 weeks. Most recently, Morse Code Keys was updated on October 24, 2026 and Transparent PNG Maker on October 25, 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.*