# Seal Solar vs Constructors Prime

The clearest difference is update cadence: Constructors Prime at every 5 weeks against Seal Solar's every 34 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Seal Solar ships an update every 34 months, Constructors Prime every 5 weeks. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Seal Solar | Constructors Prime |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (5 ratings)](https://appshunter.io/ios/app/seal-solar/id1477943849/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 30 MB | 37 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SEAL Corporation](https://appshunter.io/developer/1477943848) | [Concrete Constructors LLC](https://appshunter.io/developer/1639523872) |

## What reviewers say

### Seal Solar

[App page](https://appshunter.io/ios/app/seal-solar/id1477943849)

This application allows users to communicate directly with a solar company. After registration, users can receive updates and messages to enhance their purchasing experience. It also facilitates leaving reviews for purchased solar products.

**Highlights:** Direct communication with Seal Solar, User registration, Push notifications, In-app messaging, Product review submission

**Features:** macOS Compatibility

**In-app purchases:** none


### Constructors Prime

[App page](https://appshunter.io/ios/app/constructors-prime/id1639523870)

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

**In-app purchases:** none


## Frequently asked questions

### Is Seal Solar free?

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

### Is Constructors Prime free?

Constructors Prime is free to download, with no in-app purchases.

### Do Seal Solar or Constructors Prime have ads?

Neither Seal Solar nor Constructors Prime shows ads.

### Which is updated more often, Seal Solar or Constructors Prime?

Seal Solar ships an update every 34 months, and Constructors Prime every 5 weeks. Most recently, Seal Solar was updated on October 13, 2026 and Constructors Prime on October 9, 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.*