# PV Calculator. vs Multimeter Simulator

The clearest difference is update cadence: Multimeter Simulator at every 2 months against PV Calculator.'s every 7 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PV Calculator. sells 1 one-off in-app purchase and Multimeter Simulator sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

PV Calculator. ships an update every 7 months, Multimeter Simulator every 2 months. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PV Calculator. | Multimeter Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pv-calculator/id6758427564/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 52 MB | 57 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Nanjibhai Gorasiya](https://appshunter.io/developer/1834066312) | [沛洁 赖](https://appshunter.io/developer/1895142467) |

## What reviewers say

### PV Calculator.

[App page](https://appshunter.io/ios/app/pv-calculator/id6758427564)

This tool simplifies solar photovoltaic system design and analysis for professionals and students. It offers a comprehensive Energy Hub with multiple calculators, providing instant results, visual charts, and clear insights for efficient PV system planning and optimization.

**Highlights:** Energy Hub with multiple solar calculators, Calculate solar panel power output, Analyze energy generation (daily, monthly, yearly), Design solar array size, Calculate system voltage and configuration, Instant calculation results, Visual charts and performance summaries

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime premium | $9.99 | one-time |


### Multimeter Simulator

[App page](https://appshunter.io/ios/app/multimeter-simulator/id6763448679)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| three-day experience | $1.29 | one-time |
| one-year VIP | $8.99 | one-time |
| Lifetime VIP | $15.90 | one-time |


## Frequently asked questions

### Is PV Calculator. free?

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

### Is Multimeter Simulator free?

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

### Do PV Calculator. or Multimeter Simulator have ads?

Neither PV Calculator. nor Multimeter Simulator shows ads.

### Which is updated more often, PV Calculator. or Multimeter Simulator?

PV Calculator. ships an update every 7 months, and Multimeter Simulator every 2 months. Most recently, PV Calculator. was updated on November 5, 2026 and Multimeter Simulator on October 31, 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.*