# Sharktivity by AWSC vs UpperMark eReader

The clearest difference is review sentiment: UpperMark eReader at 100% against Sharktivity by AWSC's 47%. UpperMark eReader also leads on in-app purchases (none vs 2) and iOS requirement (12.2 vs 17.0). Sharktivity by AWSC's advantage is rating (4.8 vs 4.0) and ratings volume (12K vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Sharktivity by AWSC sells 2 in-app purchases, starting at $2.99 per month. UpperMark eReader asks for nothing beyond the download.

Sharktivity by AWSC holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: Sharktivity by AWSC has 12K ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 47% of Sharktivity by AWSC's written reviews are positive against 100% of UpperMark eReader's, so the app with the better star average is not the one people write more warmly about.

Sharktivity by AWSC ships an update weekly, UpperMark eReader every 2 weeks. The most recent releases landed on October 23, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Sharktivity by AWSC | UpperMark eReader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (12K ratings)](https://appshunter.io/ios/app/sharktivity-by-awsc/id1097933510/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/uppermark-ereader/id1518485408/reviews) |
| Number of ratings | **12K** | 1 |
| Positive reviews | 47.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 113 MB | 112 MB |
| Requires iOS | 17.0 | **12.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Atlantic White Shark Conservancy, Inc.](https://appshunter.io/developer/1524123895) | [UpperMark, Inc](https://appshunter.io/developer/1193432095) |

## What reviewers say

### Sharktivity by AWSC

[App page](https://appshunter.io/ios/app/sharktivity-by-awsc/id1097933510)

Track and learn about Atlantic White Sharks with an interactive map of sightings and research. Submit your own sightings, receive real-time beach alerts, and access educational resources to aid conservation efforts.

**Highlights:** Interactive sightings map, Submit shark sightings, Real-time beach alerts, Home screen widgets (Pro), Educational resources, Shark safety tips

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $2.99 | per month |
| Annual Pro | $19.99 | per year |

**What reviewers like**

- 👍 Useful for tracking shark activity
- 🤩 Fascinating to follow named sharks
- 🔍 Provides timely updates on sightings
- 💡 Helpful for beach-goers to stay informed

**What reviewers complain about**

- 🐛 Unreliable alerts and notifications
- 🤔 Unclear or misleading map information
- 🤯 Frustrating changes to the app interface
- 😞 Lack of reporting on local sightings

**Reported bugs**

- Map not showing all sightings
- App crashing or freezing
- Outdated information not being updated

**Requested features**

- Option to filter by location
- Ability to report sightings directly
- Inclusion of more shark species
- Clearer presentation of sighting details


### UpperMark eReader

[App page](https://appshunter.io/ios/app/uppermark-ereader/id1518485408)

Access study materials and lecture notes for CAIA exam preparation. This app provides comprehensive handbooks, formula sheets, and flashcards to help you learn and retain key concepts efficiently.

**Highlights:** CAIA exam study handbooks, Course lecture notes, FormulaSheet for key equations, Flashcards for keywords and concepts, Preparation for CAIA exams

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

**In-app purchases:** none


## Frequently asked questions

### Is Sharktivity by AWSC free?

Sharktivity by AWSC is free to download, with in-app purchases available.

### Is UpperMark eReader free?

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

### Which has better reviews, Sharktivity by AWSC or UpperMark eReader?

Sharktivity by AWSC is rated higher. Sharktivity by AWSC averages 4.8 out of 5 from 12K ratings, while UpperMark eReader averages 4.0 from 1 ratings.

### Do Sharktivity by AWSC or UpperMark eReader have ads?

Neither Sharktivity by AWSC nor UpperMark eReader shows ads.

### Which is updated more often, Sharktivity by AWSC or UpperMark eReader?

Sharktivity by AWSC ships an update weekly, and UpperMark eReader every 2 weeks. Most recently, Sharktivity by AWSC was updated on October 23, 2026 and UpperMark eReader on October 9, 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.*