# Smart Printer vs Decibel Meter

The clearest difference is in-app purchases: Smart Printer at none against Decibel Meter's 2. Smart Printer also leads on ratings volume (86 vs 10). Decibel Meter's advantage is review sentiment (100% vs 79%) and update cadence (every 3 weeks vs every 2 months). On price, rating, ads and device support there is nothing between them.

Both are free to download. Decibel Meter sells 2 in-app purchases, starting at $4.99 per month. Smart Printer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Smart Printer against 4.8 for Decibel Meter. That said, the two scores are not equally well evidenced: Smart Printer has 86 ratings behind it against 10, so its average is the more settled of the two. Written reviews are what separate them: 79% of Smart Printer's written reviews are positive against 100% of Decibel Meter's.

Smart Printer ships an update every 2 months, Decibel Meter every 3 weeks. The most recent releases landed on November 8, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Smart Printer | Decibel Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (86 ratings)](https://appshunter.io/ios/app/smart-printer-scan-and-print/id6477569794/reviews) | **[4.8 (10 ratings)](https://appshunter.io/ios/app/decibel-meter-sound-analyzer/id6482288270/reviews)** |
| Number of ratings | **86** | 10 |
| Positive reviews | 78.6% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 32 MB | 32 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DREAMTEAM APPS sp. z o.o.](https://appshunter.io/developer/1626812597) | [Bustgrow Ltd](https://appshunter.io/developer/1729557461) |

## What reviewers say

### Smart Printer

[App page](https://appshunter.io/ios/app/smart-printer-scan-and-print/id6477569794)

Easily scan documents and photos directly from your mobile device. Print files, PDFs, invoices, and more to any printer, whether you're at home or on the go. Share your printed memories and important documents conveniently.

**Highlights:** Scan documents and photos, Print files and PDFs, Print invoices and receipts, Print boarding passes, Print from anywhere

**Features:** macOS Compatibility

**In-app purchases:** none


### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-sound-analyzer/id6482288270)

Measure and understand ambient noise levels with this intuitive tool. It provides instant decibel readings, logs historical data with notes, and offers visual and auditory representations of sound. Ideal for ensuring safety, monitoring environments, or protecting hearing.

**Highlights:** Instant dB readings, Historical data logging, Add personal notes to recordings, Simple and intuitive interface, Real-time audio analysis, Visual and auditory sound representation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $4.99 | per month |
| Premium Access | $39.99 | per year |


## Frequently asked questions

### Is Smart Printer free?

Smart Printer is free to download, with no in-app purchases.

### Is Decibel Meter free?

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

### Which has better reviews, Smart Printer or Decibel Meter?

Decibel Meter is rated higher. Smart Printer averages 4.7 out of 5 from 86 ratings, while Decibel Meter averages 4.8 from 10 ratings.

### Do Smart Printer or Decibel Meter have ads?

Neither Smart Printer nor Decibel Meter shows ads.

### Which is updated more often, Smart Printer or Decibel Meter?

Smart Printer ships an update every 2 months, and Decibel Meter every 3 weeks. Most recently, Smart Printer was updated on November 8, 2026 and Decibel Meter on November 4, 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.*