# GEO5 Data Collector vs calc318

The clearest difference is in-app purchases: GEO5 Data Collector at none against calc318's 2. GEO5 Data Collector also leads on iOS requirement (17.0 vs 26.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. calc318 sells 2 in-app purchases, starting at $2.99 per month. GEO5 Data Collector asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for GEO5 Data Collector against 5.0 for calc318. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 23, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | GEO5 Data Collector | calc318 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/geo5-data-collector/id6446826835/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/calc318/id6763030413/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | **Free** | Subscription |
| Size | 52 MB | 19 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FINE spol. s r.o.](https://appshunter.io/developer/1679287610) | [ARTIFICIAL INTELLIGENCE OPTIMIZATION AND SOFTWARE AIOS LLC](https://appshunter.io/developer/1835191566) |

## What reviewers say

### GEO5 Data Collector

[App page](https://appshunter.io/ios/app/geo5-data-collector/id6446826835)

This application facilitates geological survey data collection in the field. It allows users to input data, utilize maps and GPS, and attach multimedia recordings. Data can be organized using standard or custom templates for any survey type.

**Highlights:** Field data input, Map and GPS integration, Photo, video, and audio recording, Standard and custom data templates, Borehole logging support

**Features:** macOS Compatibility

**In-app purchases:** none


### calc318

[App page](https://appshunter.io/ios/app/calc318/id6763030413)

Instantly solve 175 ACI 318-19 equations with live computation and interactive charts. Understand equation behavior with sensitivity graphs and clear variable descriptions. Designed for engineers needing quick, accurate calculations and insights.

**Highlights:** 175 ACI 318-19 equations solved instantly, Live computation with unit awareness, Interactive sensitivity graphs, Professionally formatted equations, Complete variable descriptions, Smart search functionality, Recents tab for quick access

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| calc318 Pro Monthly | $2.99 | per month |
| calc318 Pro Yearly | $12.99 | per year |


## Frequently asked questions

### Is GEO5 Data Collector free?

GEO5 Data Collector is free to download, with no in-app purchases.

### Is calc318 free?

calc318 is free to download, with in-app purchases available.

### Which has better reviews, GEO5 Data Collector or calc318?

GEO5 Data Collector and calc318 are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do GEO5 Data Collector or calc318 have ads?

Neither GEO5 Data Collector nor calc318 shows ads.

### Which is updated more often, GEO5 Data Collector or calc318?

GEO5 Data Collector ships an update every 3 months, and calc318 every 3 months. Most recently, GEO5 Data Collector was updated on September 23, 2026 and calc318 on October 20, 2026.

---

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