# Voltati vs Spectra Customer

The clearest difference is in-app purchases: Spectra Customer at none against Voltati's 1. Spectra Customer also leads on update cadence (every 10 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Voltati sells 1 in-app purchase, starting at $9.99 per year. Spectra Customer asks for nothing beyond the download.

Voltati ships an update monthly, Spectra Customer every 10 days. The most recent releases landed on September 14, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Voltati | Spectra Customer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/voltati/id6740868992/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | Subscription | — |
| Size | 49 MB | 41 MB |
| Requires iOS | 14.0.0 | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Shayar Ghafour](https://appshunter.io/developer/1790857594) | [Spectra Solar](https://appshunter.io/developer/1771943839) |

## What reviewers say

### Voltati

[App page](https://appshunter.io/ios/app/voltati/id6740868992)

Monitor your solar energy system to optimize production, track savings, and understand environmental impact. Get daily insights, battery status, and performance analysis to maximize your green energy efforts.

**Highlights:** Daily energy production insights, Weather impact analysis, Battery charging time calculation, Cost and CO2 savings tracking, Performance and efficiency stats, Customizable system settings

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Voltati Yearly Plan | $9.99 | per year |


### Spectra Customer

[App page](https://appshunter.io/ios/app/spectra-customer/id6749057863)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Voltati free?

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

### Is Spectra Customer free?

Spectra Customer is free to download, with no in-app purchases.

### Do Voltati or Spectra Customer have ads?

Neither Voltati nor Spectra Customer shows ads.

### Which is updated more often, Voltati or Spectra Customer?

Voltati ships an update monthly, and Spectra Customer every 10 days. Most recently, Voltati was updated on September 14, 2026 and Spectra Customer on September 11, 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.*