# Extra Work vs Cellera Institute

The clearest difference is review sentiment: Cellera Institute at 100% against Extra Work's 50%. Cellera Institute also leads on rating (5.0 vs 4.7) and update cadence (every 2 months vs every 7 months). Extra Work's advantage is in-app purchases (none vs 9) and ratings volume (7 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Cellera Institute sells 9 one-off in-app purchases. Extra Work asks for nothing beyond the download.

Cellera Institute holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Extra Work has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of Extra Work's written reviews are positive against 100% of Cellera Institute's.

Extra Work ships an update every 7 months, Cellera Institute every 2 months. The most recent releases landed on September 18, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Extra Work | Cellera Institute |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (7 ratings)](https://appshunter.io/ios/app/extra-work/id6470849187/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cellera-institute/id6756377522/reviews)** |
| Number of ratings | **7** | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 40 MB | 110 MB |
| Requires iOS | **15.0** | 15.2 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Be Relentless LLC](https://appshunter.io/developer/1714330317) | [Cellera](https://appshunter.io/developer/1840546815) |

## What reviewers say

### Extra Work

[App page](https://appshunter.io/ios/app/extra-work/id6470849187)

Log your soccer training sessions, view upcoming schedules, and book appointments. Track your progress and maximize your workout effectiveness with this dedicated logging tool.

**Highlights:** Workout logging, View upcoming workouts, Book appointments, Track progress, Schedule management

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

**In-app purchases:** none


### Cellera Institute

[App page](https://appshunter.io/ios/app/cellera-institute/id6756377522)

This app offers concise, expert-crafted courses on medical topics, diagnostics, and procedures. Designed for busy schedules, it features bite-sized lessons, progress tracking, and offline learning capabilities. Earn certificates upon completion and stay updated with the latest evidence-based content.

**Highlights:** Expert-led medical courses, Bite-sized lessons, Progress tracking, Offline learning, Certificates of completion, Regular content updates

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Medical Nutrition 101. | Free | one-time |
| Human Performance 101 | Free | one-time |
| Hydration 101 | Free | one-time |
| Menstruation | Free | one-time |
| Metabolism 101 | Free | one-time |
| Sexual Health 101 | Free | one-time |
| Sleep Medicine 101 | Free | one-time |
| legal | $250.00 | one-time |
| Anemia Testing | $500.00 | one-time |


## Frequently asked questions

### Is Extra Work free?

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

### Is Cellera Institute free?

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

### Which has better reviews, Extra Work or Cellera Institute?

Cellera Institute is rated higher. Extra Work averages 4.7 out of 5 from 7 ratings, while Cellera Institute averages 5.0 from 1 ratings.

### Do Extra Work or Cellera Institute have ads?

Neither Extra Work nor Cellera Institute shows ads.

### Which is updated more often, Extra Work or Cellera Institute?

Extra Work ships an update every 7 months, and Cellera Institute every 2 months. Most recently, Extra Work was updated on September 18, 2026 and Cellera Institute on October 2, 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.*