# Efficient Energy Group vs Signature maker

The clearest difference is rating: Efficient Energy Group at 5.0 against Signature maker's 4.5. Efficient Energy Group also leads on in-app purchases (none vs 4) and review sentiment (100% vs 67%). Signature maker's advantage is update cadence (every 6 days vs every 3 weeks) and ratings volume (41 vs 4). On price, ads and device support there is nothing between them.

Both are free to download. Signature maker sells 4 in-app purchases, starting at $9.99 per 7 days. Efficient Energy Group asks for nothing beyond the download.

Efficient Energy Group holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Signature maker has 41 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 100% of Efficient Energy Group's written reviews are positive against 67% of Signature maker's.

Efficient Energy Group ships an update every 3 weeks, Signature maker every 6 days. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Efficient Energy Group | Signature maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/efficient-energy-group/id1525702178/reviews)** | [4.5 (41 ratings)](https://appshunter.io/ios/app/signature-maker-pdf-boost/id6744640292/reviews) |
| Number of ratings | 4 | **41** |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 21 MB | 53 MB |
| Requires iOS | **12.4** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shaw Publications Inc](https://appshunter.io/developer/1543823179) | [Appers Limited](https://appshunter.io/developer/1693135577) |

## What reviewers say

### Efficient Energy Group

[App page](https://appshunter.io/ios/app/efficient-energy-group/id1525702178)

Manage daily inspections, purchase orders, and expenses with this app. It allows for creating new entries, viewing past records, and generating reports. You can also manage equipment inventory and report damages.

**Highlights:** Daily inspections, Purchase order creation, Expense tracking, Equipment inventory management, Damage reporting, Work order creation

**Features:** macOS Compatibility

**In-app purchases:** none


### Signature maker

[App page](https://appshunter.io/ios/app/signature-maker-pdf-boost/id6744640292)

Easily sign, edit, scan, and convert PDF documents on your iPhone. This app allows you to create and manage digital signatures, extract text, and convert files to various formats. It's designed for quick and intuitive document management for everyday tasks.

**Highlights:** Sign PDFs with custom electronic signatures, Create and manage multiple signature styles, Scan documents to PDF or image formats, Edit PDF pages (reorder, remove, add), Extract text from PDFs to TXT or DOC, Convert PDFs to JPEG/PNG

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| weekly subscription | $9.99 | per 7 days |
| Promo Annual | $29.99 | per year |
| Annual subscription | $69.99 | per year |
| Scanner Life Time | $79.99 | one-time |


## Frequently asked questions

### Is Efficient Energy Group free?

Efficient Energy Group is free to download, with no in-app purchases.

### Is Signature maker free?

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

### Which has better reviews, Efficient Energy Group or Signature maker?

Efficient Energy Group is rated higher. Efficient Energy Group averages 5.0 out of 5 from 4 ratings, while Signature maker averages 4.5 from 41 ratings.

### Do Efficient Energy Group or Signature maker have ads?

Neither Efficient Energy Group nor Signature maker shows ads.

### Which is updated more often, Efficient Energy Group or Signature maker?

Efficient Energy Group ships an update every 3 weeks, and Signature maker every 6 days. Most recently, Efficient Energy Group was updated on November 3, 2026 and Signature maker on November 8, 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.*