# SA SkoolTech Plus vs JPEG to PNG

The clearest difference is in-app purchases: SA SkoolTech Plus at none against JPEG to PNG's 4. SA SkoolTech Plus also leads on ads (none vs shown) and update cadence (every 5 weeks vs every 3 months). JPEG to PNG's advantage is iOS requirement (15.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. JPEG to PNG sells 4 in-app purchases, starting at $1.99 per 7 days. SA SkoolTech Plus asks for nothing beyond the download.

SA SkoolTech Plus ships an update every 5 weeks, JPEG to PNG every 3 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SA SkoolTech Plus | JPEG to PNG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (35 ratings)](https://appshunter.io/ios/app/jpeg-to-png/id6498630048/reviews)** |
| Number of ratings | — | **35** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 12 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Michael Martin Abellana](https://appshunter.io/developer/1695378525) | [Andy Sutanto](https://appshunter.io/developer/1659282966) |

## What reviewers say

### SA SkoolTech Plus

[App page](https://appshunter.io/ios/app/sa-skooltech-plus/id6450864568)

**Features:** macOS Compatibility

**In-app purchases:** none


### JPEG to PNG

[App page](https://appshunter.io/ios/app/jpeg-to-png/id6498630048)

Easily convert JPEG images to PNG format with this intuitive tool. Supports individual and batch conversions, maintaining high image quality. Your photos are processed locally for complete privacy.

**Highlights:** Effortless JPEG to PNG conversion, Batch conversion for multiple images, Preserves superior image quality, Convenient save and share options, On-device processing for privacy, Source images via URL

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Convert JPG to PNG Pro | $1.99 | per 7 days |
| JPG to PNG Converter Pro | $19.99 | per year |
| JPEG to PNG Pro Offer | $19.99 | one-time |
| JPEG to PNG Converter Pro | $39.99 | one-time |


## Frequently asked questions

### Is SA SkoolTech Plus free?

SA SkoolTech Plus is free to download, with no in-app purchases.

### Is JPEG to PNG free?

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

### Do SA SkoolTech Plus or JPEG to PNG have ads?

JPEG to PNG shows ads; SA SkoolTech Plus does not.

### Which is updated more often, SA SkoolTech Plus or JPEG to PNG?

SA SkoolTech Plus ships an update every 5 weeks, and JPEG to PNG every 3 months. Most recently, SA SkoolTech Plus was updated on November 3, 2026 and JPEG to PNG on October 30, 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.*