Subsync vs SF ESS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Subsync
This app helps Mindbody teachers manage class substitutions. Easily submit requests for a substitute teacher, and once accepted, the app automatically updates your schedule and notifies everyone involved.
- Submit substitute requests
- Accept substitute requests
- Automatic schedule updates
- Notifications for changes
- Mindbody integration
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Subsync provides a mobile app for Mindbody teachers that lists all of their upcoming classes and allows them to easily submit a substitute request. Other teachers certified to teach that style class can accept the request and Subsync automatically updates your MindBody schedule so everyone is instantly aware of the change.
SF ESS
Manage your work schedule, request time off, and view performance metrics. Receive important communication updates directly from your employer. Features may differ based on your specific retailer.
- Schedule management
- Time off requests
- Performance viewing
- Communication updates
- Retailer-specific options
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StoreForce ESS App allows employees of StoreForce Retailers to manage their schedules and time off requests, view their performance and receive communication updates. Options available will vary by Retailer.
Screenshots
Verdict
Subsync and SF ESS both sit at 4.8 stars, but that hides the real split: 91% of Subsync's written reviews are positive against 3% of SF ESS's. Subsync also leads on update cadence (every 2 weeks vs monthly). SF ESS's advantage is ratings volume (8.4K vs 44). On price, rating, ads and in-app purchases 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 — 4.8 for Subsync against 4.7 for SF ESS. That said, the two scores are not equally well evidenced: SF ESS has 8.4K ratings behind it against 44, so its average is the more settled of the two. Written reviews are what separate them: 91% of Subsync's written reviews are positive against 3% of SF ESS's.
Subsync ships an update every 2 weeks, SF ESS monthly. The most recent releases landed on October 12, 2026 and October 22, 2026 respectively.
| Parameter | Subsync | SF ESS |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (44 ratings) — better | 4.7 (8.4K ratings) |
| Positive reviews | 90.9% of reviews — better | 2.8% of reviews |
| Number of ratings | 44 | 8.4K — better |
| Update frequency | Every 2 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 30 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Subsync Inc. | StoreForce Solutions Inc. |
Customer experience
Subsync
SF ESS
Bugs and requests
Subsync
Not enough reviews yet to summarise bugs or requests.
SF ESS
Reported bugs
4 issues- Can't log in or access schedule
- Shifts not updating or displaying correctly
- Constant crashing and freezing
- Notification issues
Requested features
4 requests- Bring back monthly calendar view
- Improve scheduling visibility and clarity
- Add ability to see coworker schedules
- Integrate with more calendar apps
In-app purchases
Subsync
No in-app purchases
SF ESS
No in-app purchases
