# Decodely vs Calculator° HD

The clearest difference is review sentiment: Calculator° HD at 100% against Decodely's 31%. Calculator° HD also leads on rating (5.0 vs 2.3) and iOS requirement (9.0 vs 18.0). Decodely's advantage is update cadence (every 10 months vs every 74 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Calculator° HD holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews point the same way: 31% of Decodely's written reviews are positive against 100% of Calculator° HD's.

Decodely ships an update every 10 months, Calculator° HD every 74 months. The most recent releases landed on July 24, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Decodely | Calculator° HD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/decodely/id492502044/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/calculator-hd/id590208623/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | 31.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 74 months |
| Monetization | Free | Free |
| Size | 1 MB | 20 MB |
| Requires iOS | 18.0 | **9.0** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pulsely Consulting](https://appshunter.io/developer/475349326) | [宗明 杨](https://appshunter.io/developer/854194764) |

## What reviewers say

### Decodely

[App page](https://appshunter.io/ios/app/decodely/id492502044)

Quickly scan and decode various barcode and QR code formats using your device's camera. Simply point your camera at a code to instantly retrieve its information.

**Highlights:** Barcode decoding, QR code scanning, Camera integration, Supports EAN-13, UPC-A, Code 128, and more, Supports QR Code, Aztec, and PDF 417

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

**In-app purchases:** none


### Calculator° HD

[App page](https://appshunter.io/ios/app/calculator-hd/id590208623)

This utility app offers a user-friendly and aesthetically pleasing calculator experience specifically designed for iPads. It supports handwriting input and includes a range of scientific functions for complex calculations.

**Highlights:** Handwriting support, Scientific functions, iPad optimized design, User-friendly interface, Aesthetic design

**In-app purchases:** none


## Frequently asked questions

### Is Decodely free?

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

### Is Calculator° HD free?

Calculator° HD is free to download, with no in-app purchases.

### Which has better reviews, Decodely or Calculator° HD?

Calculator° HD is rated higher. Decodely averages 2.3 out of 5 from 3 ratings, while Calculator° HD averages 5.0 from 2 ratings.

### Do Decodely or Calculator° HD have ads?

Neither Decodely nor Calculator° HD shows ads.

### Which is updated more often, Decodely or Calculator° HD?

Decodely ships an update every 10 months, and Calculator° HD every 74 months. Most recently, Decodely was updated on July 24, 2026 and Calculator° HD on September 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*