Schedule4 vs GasWork.com CRNA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Schedule4
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.
- Staff scheduling
- Vacation planning
- Call schedule management
- Daily schedule creation
- Timesheet module
- Expense tracking
- Secured messaging
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Schedule4 (S4) is a comprehensive staff scheduling solution for Anesthesia Practices. Vacation, call, and daily schedules are created easily with our innovative software interface. Additional modules such as timesheet, expense, and secured messaging are available to improve communication and workflow in a modern anesthesia practice.
GasWork.com CRNA
This app connects Certified Registered Nurse Anesthetists with thousands of job opportunities nationwide. Easily search by state or position type, mark jobs as read, and save favorites for later review. Inquire directly about positions via email or web.
- Thousands of CRNA job listings
- Search by state and position duration
- Mark jobs as read
- Save job posts
- Inquire by email or web
- Mirrors website content
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Since 1996, GasWork.com has continued to be the go to place for CRNA jobs. CRNA = Certified Registered Nurse Anesthetist Our free GasWork.com CRNA iPhone app continually mirrors the website so you can peruse the thousands of CRNA opportunities which are constantly changing. After you have clicked on a post and seen the job details, that post is marked as, "Read", so you'll know what jobs you have already looked at. If you want to save a job post so you can find it again, you can swipe left to "Save." Alternatively, on the job details page you can click the hamburger menu icon (three bars) to see a "Save" button. That menu icon will also allow you to Share, Inquire By Email or possibly Inquire By Web. You can search all the jobs by State or Duration of Position (Full Time, Locum Tenens, etc).
Screenshots
Verdict
Schedule4 and GasWork.com CRNA both sit at 4.3 stars, but that hides the real split: 50% of GasWork.com CRNA's written reviews are positive against 0% of Schedule4's. GasWork.com CRNA also leads on iOS requirement (10.0 vs 15.0). Schedule4's advantage is update cadence (every 10 days vs every 6 months). On price, rating, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.3 for Schedule4 against 4.4 for GasWork.com CRNA. Both are backed by a comparable volume of ratings — 12 and 12 respectively. Written reviews are what separate them: 0% of Schedule4's written reviews are positive against 50% of GasWork.com CRNA's.
Schedule4 ships an update every 10 days, GasWork.com CRNA every 6 months. The most recent releases landed on October 19, 2026 and September 25, 2026 respectively.
| Parameter | Schedule4 | GasWork.com CRNA |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (12 ratings) | 4.4 (12 ratings) — better |
| Positive reviews | 0.0% of reviews | 50.0% of reviews — better |
| Number of ratings | 12 | 12 |
| Update frequency | Every 10 days — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 146 MB | 38 MB |
| Age rating | 12+ | 4+ |
| Developer | Boston Medical Data LLC | GasWork.com-Inc. |
Customer experience
Schedule4
GasWork.com CRNA
In-app purchases
Schedule4
No in-app purchases
GasWork.com CRNA
No in-app purchases
Questions
Is Schedule4 free?
Is GasWork.com CRNA free?
Which has better reviews, Schedule4 or GasWork.com CRNA?
Do Schedule4 or GasWork.com CRNA have ads?
Which is updated more often, Schedule4 or GasWork.com CRNA?
Other comparisons
