# Swing Subs vs Shark Reader

The clearest difference is review sentiment: Shark Reader at 100% against Swing Subs's 13%. Shark Reader also leads on rating (5.0 vs 1.7) and update cadence (every 2 days vs every 2 months). Swing Subs's advantage is ratings volume (23 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Shark Reader holds the better App Store score, 5.0 against 1.7. That said, the two scores are not equally well evidenced: Swing Subs has 23 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 13% of Swing Subs's written reviews are positive against 100% of Shark Reader's.

Swing Subs ships an update every 2 months, Shark Reader every 2 days. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Swing Subs | Shark Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.7 (23 ratings)](https://appshunter.io/ios/app/swing-subs-for-substitutes/id6480072147/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shark-reader/id6809709807/reviews)** |
| Number of ratings | **23** | 1 |
| Positive reviews | 12.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | Free |
| Size | 60 MB | 30 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Swing Education, Inc.](https://appshunter.io/developer/1193348200) | [Grand Line LLC](https://appshunter.io/developer/6771644087) |

## What reviewers say

### Swing Subs

[App page](https://appshunter.io/ios/app/swing-subs-for-substitutes/id6480072147)

Find and apply for substitute teaching positions based on your preferences for grade, subject, pay, and location. Take control of your schedule and income by choosing which jobs to accept, and make a positive impact in local school communities.

**Highlights:** Explore job openings by grade, subject, pay, location, Sign up for jobs directly from phone, Control your schedule and income, Choose which jobs to accept, Support local school communities

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Seeing sub score
- 💡 Skill builders for classroom management

**What reviewers complain about**

- 🐛 Unreliable notifications
- 🐛 Frequent log-outs
- 🐛 Slow app performance
- 🔍 Lack of filters and sorting options
- 🔍 Fewer job opportunities

**Reported bugs**

- Jobs disappearing before they can be viewed
- Inconsistent login behavior
- Refresh issues causing missed opportunities

**Requested features**

- Add filters for single/multi-day assignments
- Improve notification reliability
- Implement automatic app refresh
- Provide dark mode option


### Shark Reader

[App page](https://appshunter.io/ios/app/shark-reader/id6809709807)

This app helps families track reading progress, quiz results, and award achievements in one place. It simplifies the process of logging reading history and preparing submissions for school programs.

**Highlights:** Track Renaissance quiz history, Log qualifying books and scores, Follow award progress, Discover recommended books, Prepare submission forms, Scan ISBNs for book info, Private iCloud backup

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

**In-app purchases:** none


## Frequently asked questions

### Is Swing Subs free?

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

### Is Shark Reader free?

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

### Which has better reviews, Swing Subs or Shark Reader?

Shark Reader is rated higher. Swing Subs averages 1.7 out of 5 from 23 ratings, while Shark Reader averages 5.0 from 1 ratings.

### Do Swing Subs or Shark Reader have ads?

Neither Swing Subs nor Shark Reader shows ads.

### Which is updated more often, Swing Subs or Shark Reader?

Swing Subs ships an update every 2 months, and Shark Reader every 2 days. Most recently, Swing Subs was updated on October 11, 2026 and Shark Reader on October 13, 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.*