# Dyno Nobel Explosives' Guide vs StockAce

The clearest difference is review sentiment: Dyno Nobel Explosives' Guide at 86% against StockAce's 0%. Dyno Nobel Explosives' Guide also leads on rating (3.6 vs 2.3) and in-app purchases (none vs 2). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. StockAce sells 2 in-app purchases, starting at $49.99 per month. Dyno Nobel Explosives' Guide asks for nothing beyond the download.

Dyno Nobel Explosives' Guide holds the better App Store score, 3.6 against 2.3. Both are backed by a comparable volume of ratings — 8 and 3 respectively. Written reviews point the same way: 86% of Dyno Nobel Explosives' Guide's written reviews are positive against 0% of StockAce's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 23, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Dyno Nobel Explosives' Guide | StockAce |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (8 ratings)](https://appshunter.io/ios/app/dyno-nobel-explosives-guide/id557149728/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/stockace/id1445066626/reviews) |
| Number of ratings | **8** | 3 |
| Positive reviews | **85.7% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Freemium |
| Size | 9 MB | 113 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dyno Nobel](https://appshunter.io/developer/557149891) | [ITS Geo Solutions GmbH](https://appshunter.io/developer/1362963860) |

## What reviewers say

### Dyno Nobel Explosives' Guide

[App page](https://appshunter.io/ios/app/dyno-nobel-explosives-guide/id557149728)

This app offers a comprehensive suite of blasting tools and calculators for engineers. Access detailed product specifications, real-time updates, and essential blasting data, even offline. Features include custom calculators, unit conversions, and GPS functionality.

**Highlights:** Custom blasting calculators, Product specifications and uses, Real-time news and updates, Unit conversions and definitions, Offline accessibility, Region and unit selection, GPS with location saving

**Features:** macOS Compatibility

**In-app purchases:** none


### StockAce

[App page](https://appshunter.io/ios/app/stockace/id1445066626)

This app uses augmented reality to scan and calculate the volume and mass of stockpiles, pits, and underground mining areas. Results are exported on-site to PDF, E57, or CSV, with all processing done directly on the device.

**Highlights:** Augmented reality scanning, Volume and mass calculation, On-site PDF, E57, CSV export, Indoor and underground operation, 3D Viewer, Sketch and report creation

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Professional - Monthly | $49.99 | per month |
| Professional - Annual | $399.99 | per year |


## Frequently asked questions

### Is Dyno Nobel Explosives' Guide free?

Dyno Nobel Explosives' Guide is free to download, with no in-app purchases.

### Is StockAce free?

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

### Which has better reviews, Dyno Nobel Explosives' Guide or StockAce?

Dyno Nobel Explosives' Guide is rated higher. Dyno Nobel Explosives' Guide averages 3.6 out of 5 from 8 ratings, while StockAce averages 2.3 from 3 ratings.

### Do Dyno Nobel Explosives' Guide or StockAce have ads?

Neither Dyno Nobel Explosives' Guide nor StockAce shows ads.

### Which is updated more often, Dyno Nobel Explosives' Guide or StockAce?

Dyno Nobel Explosives' Guide ships an update every 2 months, and StockAce every 2 months. Most recently, Dyno Nobel Explosives' Guide was updated on October 23, 2026 and StockAce on October 21, 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.*