# JJ Solar vs Engelect

The clearest difference is in-app purchases: JJ Solar at none against Engelect's 3. JJ Solar also leads on iOS requirement (13.4 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Engelect sells 3 in-app purchases, starting at $0.99 per 7 days. JJ Solar asks for nothing beyond the download.

## The numbers

| Metric | JJ Solar | Engelect |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free | — |
| Size | 56 MB | 94 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AHASOLAR TECHNOLOGIES LIMITED](https://appshunter.io/developer/1632224285) | [Joel POUDIOUGOU](https://appshunter.io/developer/1851287821) |

## What reviewers say

### JJ Solar

[App page](https://appshunter.io/ios/app/jj-solar/id1486782756)

This platform connects consumers with solar energy solutions. It facilitates the estimation of solar PV installations, communication with providers, online payments, and scheduling of site visits for a seamless green energy transition.

**Highlights:** Solar PV installation estimation, Connect with solar providers, Online payment processing, Schedule site visits, Track earnings, Plan daily activities

**In-app purchases:** none


### Engelect

[App page](https://appshunter.io/ios/app/engelect-solar-power-sizer/id6755126795)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium – Weekly | $0.99 | per 7 days |
| Premium - Monthly | $3.99 | per month |
| Premium – Yearly | $29.99 | per year |


## Frequently asked questions

### Is JJ Solar free?

JJ Solar is free to download, with no in-app purchases.

### Is Engelect free?

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

### Do JJ Solar or Engelect have ads?

Neither JJ Solar nor Engelect shows ads.

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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.*