# Acid Base pH vs Electroplating by EduTech Era

The clearest difference is update cadence: Acid Base pH at every 3 months against Electroplating by EduTech Era's every 55 months. Electroplating by EduTech Era's advantage is price ($1.99 vs $3.99) and iOS requirement (12.0 vs 17.1). On ads, in-app purchases and device support there is nothing between them.

Acid Base pH costs $3.99 and Electroplating by EduTech Era $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Acid Base pH ships an update every 3 months, Electroplating by EduTech Era every 55 months. The most recent releases landed on October 24, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Acid Base pH | Electroplating by EduTech Era |
| --- | --- | --- |
| Price | $3.99 | **$1.99** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/acid-base-ph/id977951851/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 55 months |
| Monetization | Paid | — |
| Size | 2 MB | 251 MB |
| Requires iOS | 17.1 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Roman Volinsky](https://appshunter.io/developer/977951850) | [VIRTUAL FILAMENTS PRIVATE LIMITED](https://appshunter.io/developer/1474217212) |

## What reviewers say

### Acid Base pH

[App page](https://appshunter.io/ios/app/acid-base-ph/id977951851)

Accurately estimate pH values for acid-base aqueous systems. Calculate pH for weak and strong acids/bases, plot titration curves, and find equivalent points. Export data and find titrant volumes for desired pH.

**Highlights:** Estimate pH of acid-base solutions, Plot titration curves, Find pH and titrant volume at equivalent points, Export titration plots as image or data, Calculate titrant volume for desired pH, Includes list of common indicators

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

**In-app purchases:** none


### Electroplating by EduTech Era

[App page](https://appshunter.io/ios/app/electroplating-by-edutech-era/id1577709640)

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

**In-app purchases:** none


## Frequently asked questions

### Is Acid Base pH free?

Acid Base pH costs $3.99, with no in-app purchases.

### Is Electroplating by EduTech Era free?

Electroplating by EduTech Era costs $1.99, with no in-app purchases.

### Do Acid Base pH or Electroplating by EduTech Era have ads?

Neither Acid Base pH nor Electroplating by EduTech Era shows ads.

### Which is updated more often, Acid Base pH or Electroplating by EduTech Era?

Acid Base pH ships an update every 3 months, and Electroplating by EduTech Era every 55 months. Most recently, Acid Base pH was updated on October 24, 2026 and Electroplating by EduTech Era on October 3, 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.*