# Silverback Concrete vs E Signature Scanner

The clearest difference is in-app purchases: Silverback Concrete at none against E Signature Scanner's 3. E Signature Scanner's advantage is update cadence (every 3 weeks vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. E Signature Scanner sells 3 in-app purchases, starting at $9.99 per 7 days. Silverback Concrete asks for nothing beyond the download.

Silverback Concrete ships an update every 8 months, E Signature Scanner every 3 weeks. The most recent releases landed on October 19, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Silverback Concrete | E Signature Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/silverback-concrete/id6450892975/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 86 MB | 66 MB |
| Requires iOS | **12.4** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Brokrete inc](https://appshunter.io/developer/1353021194) | [Amal Paul](https://appshunter.io/developer/1541483208) |

## What reviewers say

### Silverback Concrete

[App page](https://appshunter.io/ios/app/silverback-concrete/id6450892975)

This app connects users with concrete contractors who tackle challenging projects and ensure quality workmanship. They focus on listening to client needs and pushing the boundaries of what's possible in concrete construction.

**Highlights:** Expert concrete contracting, Challenging project solutions, Quality workmanship guarantee, Client-focused approach, Innovative construction methods

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### E Signature Scanner

[App page](https://appshunter.io/ios/app/e-signature-scanner-esign-pdf/id6767108175)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $9.99 | per 7 days |
| Annual Plan | $29.99 | per year |
| Lifetime Plan | $49.99 | one-time |


## Frequently asked questions

### Is Silverback Concrete free?

Silverback Concrete is free to download, with no in-app purchases.

### Is E Signature Scanner free?

E Signature Scanner is free to download, with in-app purchases available.

### Do Silverback Concrete or E Signature Scanner have ads?

Neither Silverback Concrete nor E Signature Scanner shows ads.

### Which is updated more often, Silverback Concrete or E Signature Scanner?

Silverback Concrete ships an update every 8 months, and E Signature Scanner every 3 weeks. Most recently, Silverback Concrete was updated on October 19, 2026 and E Signature Scanner on October 25, 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.*