# iPTE vs Digital Electronics Pro

The clearest difference is update cadence: Digital Electronics Pro at every 2 months against iPTE's every 9 months. iPTE's advantage is price ($1.99 vs $4.99) and iOS requirement (13.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

iPTE costs $1.99 and Digital Electronics Pro $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iPTE ships an update every 9 months, Digital Electronics Pro every 2 months. The most recent releases landed on October 8, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | iPTE | Digital Electronics Pro |
| --- | --- | --- |
| Price | **$1.99** | $4.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 98 MB | 21 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [建锋 宋](https://appshunter.io/developer/1098794568) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### iPTE

[App page](https://appshunter.io/ios/app/ipte/id1502419058)

Explore the periodic table with extensive data on chemical elements and over 5500 isotopes. Features include element images, electron configurations, discovery history, and a solubility chart. Ideal for students, teachers, and science enthusiasts.

**Highlights:** Extensive element data, Over 5500 isotopes, Solubility chart, Element images and electron configurations, Discovery history, Search functionality

**Features:** Vision Pro support

**In-app purchases:** none


### Digital Electronics Pro

[App page](https://appshunter.io/ios/app/digital-electronics-pro/id6478407802)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iPTE free?

iPTE costs $1.99, with no in-app purchases.

### Is Digital Electronics Pro free?

Digital Electronics Pro costs $4.99, with no in-app purchases.

### Do iPTE or Digital Electronics Pro have ads?

Neither iPTE nor Digital Electronics Pro shows ads.

### Which is updated more often, iPTE or Digital Electronics Pro?

iPTE ships an update every 9 months, and Digital Electronics Pro every 2 months. Most recently, iPTE was updated on October 8, 2026 and Digital Electronics Pro 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.*