# Schedule4 vs TROUT Index

The clearest difference is rating: TROUT Index at 5.0 against Schedule4's 4.3. TROUT Index also leads on update cadence (every 2 days vs every 10 days). Schedule4's advantage is ratings volume (12 vs 1). 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.

TROUT Index holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Schedule4 has 12 ratings behind it against 1, so its average is the more settled of the two.

Schedule4 ships an update every 10 days, TROUT Index every 2 days. The most recent releases landed on October 19, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Schedule4 | TROUT Index |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (12 ratings)](https://appshunter.io/ios/app/schedule4/id1438795757/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/trout-index/id1582284838/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 2 days** |
| Monetization | Free | Free |
| Size | 146 MB | 1 MB |
| Requires iOS | 15.0 | **14.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Boston Medical Data LLC](https://appshunter.io/developer/1437675395) | [Edward Vendrow](https://appshunter.io/developer/1553335805) |

## What reviewers say

### Schedule4

[App page](https://appshunter.io/ios/app/schedule4/id1438795757)

This medical app simplifies staff scheduling for anesthesia practices. It allows for easy creation of vacation, call, and daily schedules. Additional modules enhance communication and workflow.

**Highlights:** Staff scheduling, Vacation planning, Call schedule management, Daily schedule creation, Timesheet module, Expense tracking, Secured messaging

**Features:** Vision Pro support

**In-app purchases:** none


### TROUT Index

[App page](https://appshunter.io/ios/app/trout-index/id1582284838)

This medical app helps healthcare providers assess the risk of adverse outcomes in older adults after injury. It quantifies frailty risk to provide population-level outcome estimates based on baseline frailty. Predicted risk should supplement, not replace, clinical management decisions.

**Highlights:** Prognosticate adverse outcomes after injury, Assess frailty risk in older adults, Quantify frailty risk levels (low, moderate, high), Output population-level outcome estimates, Supplement clinical management decisions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Schedule4 free?

Schedule4 is free to download, with no in-app purchases.

### Is TROUT Index free?

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

### Which has better reviews, Schedule4 or TROUT Index?

TROUT Index is rated higher. Schedule4 averages 4.3 out of 5 from 12 ratings, while TROUT Index averages 5.0 from 1 ratings.

### Do Schedule4 or TROUT Index have ads?

Neither Schedule4 nor TROUT Index shows ads.

### Which is updated more often, Schedule4 or TROUT Index?

Schedule4 ships an update every 10 days, and TROUT Index every 2 days. Most recently, Schedule4 was updated on October 19, 2026 and TROUT Index on October 15, 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.*