# Swim Score vs SourceKeeper

The clearest difference is update cadence: SourceKeeper at every 9 days against Swim Score's every 38 months. Swim Score's advantage is iOS requirement (16.4 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Swim Score sells 1 in-app purchase, starting at $0.99 per month and SourceKeeper sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Swim Score ships an update every 38 months, SourceKeeper every 9 days. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Swim Score | SourceKeeper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sourcekeeper/id6762437054/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 9 days** |
| Monetization | — | Free |
| Size | 46 MB | 2 MB |
| Requires iOS | **16.4** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Paul DeCaprio](https://appshunter.io/developer/508125420) | [NATHANIEL J MOREHOUSE](https://appshunter.io/developer/1889388056) |

## What reviewers say

### Swim Score

[App page](https://appshunter.io/ios/app/swim-score-scholastic/id1438608691)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |


### SourceKeeper

[App page](https://appshunter.io/ios/app/sourcekeeper/id6762437054)

Effortlessly create properly formatted citations for various source types. Organize your research by project and export bibliographies or footnotes directly to your word processor. Customize the app's appearance with multiple themes and color options.

**Highlights:** Automated source scanning (barcode, photo), Manual source entry, Supports Chicago, MLA, and APA styles, Organize sources by project, Export bibliographies and footnotes, Customizable themes and colors

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ProMode | $1.99 | one-time |
| Pro Mode | $1.99 | one-time |


## Frequently asked questions

### Is Swim Score free?

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

### Is SourceKeeper free?

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

### Do Swim Score or SourceKeeper have ads?

Neither Swim Score nor SourceKeeper shows ads.

### Which is updated more often, Swim Score or SourceKeeper?

Swim Score ships an update every 38 months, and SourceKeeper every 9 days. Most recently, Swim Score was updated on October 15, 2026 and SourceKeeper on October 14, 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.*