# ICS vs campGEO

The clearest difference is review sentiment: campGEO at 100% against ICS's 50%. campGEO also leads on rating (4.8 vs 4.3) and update cadence (every 2 weeks vs every 2 months). ICS's advantage is in-app purchases (none vs 10) and iOS requirement (9.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. campGEO sells 10 one-off in-app purchases. ICS asks for nothing beyond the download.

campGEO holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: campGEO has 24 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 50% of ICS's written reviews are positive against 100% of campGEO's.

ICS ships an update every 2 months, campGEO every 2 weeks. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ICS | campGEO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (3 ratings)](https://appshunter.io/ios/app/ics-timescale/id1469322356/reviews) | **[4.8 (24 ratings)](https://appshunter.io/ios/app/campgeo/id6461216695/reviews)** |
| Number of ratings | 3 | **24** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 20 MB | 53 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [隽轩 樊](https://appshunter.io/developer/1463394496) | [Camp Courses](https://appshunter.io/developer/1702407589) |

## What reviewers say

### ICS

[App page](https://appshunter.io/ios/app/ics-timescale/id1469322356)

Access authoritative geological time scale data and information on Global Boundary Stratotype Sections and Points (GSSPs). Explore charts, detailed GSSP information, and relevant statistics.

**Highlights:** Demonstration of ICS chart, Detailed GSSP information, GSSP statistics, Authoritative data service

**Features:** macOS Compatibility

**In-app purchases:** none


### campGEO

[App page](https://appshunter.io/ios/app/campgeo/id6461216695)

This app offers audio discussions paired with visuals and transcripts for easier learning. Navigate audio content using images or text, and download materials for offline access. It's designed for convenient, on-the-go education.

**Highlights:** Audio discussions with key images, Linked transcripts for navigation, Offline listening support, Access to national parks books, Easy on-the-go learning

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Earth's Climate | $3.99 | one-time |
| The Geology of Mammoth Cave | $6.99 | one-time |
| Earth's Oldest Rocks | $8.99 | one-time |
| Long Valley Caldera | $9.99 | one-time |
| Geology Rocks! | $14.99 | one-time |
| Gettysburg | $14.99 | one-time |
| Roadside Geology of Colorado | $24.99 | one-time |
| The Grand Tetons | $24.99 | one-time |
| Yellowstone National Park | $29.99 | one-time |
| The Grand Canyon | $29.99 | one-time |


## Frequently asked questions

### Is ICS free?

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

### Is campGEO free?

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

### Which has better reviews, ICS or campGEO?

campGEO is rated higher. ICS averages 4.3 out of 5 from 3 ratings, while campGEO averages 4.8 from 24 ratings.

### Do ICS or campGEO have ads?

Neither ICS nor campGEO shows ads.

### Which is updated more often, ICS or campGEO?

ICS ships an update every 2 months, and campGEO every 2 weeks. Most recently, ICS was updated on October 21, 2026 and campGEO on October 24, 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.*