Best Ess Substitute Apps

89+ iOS apps curated and reviewed

2.7 avg rating
20 free apps
Updated October 2026

Finding the right ess substitute apps can be overwhelming with so many options. We've analyzed 89+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Ess Substitute Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1WS+JobsWS+JobsFree4.8โ˜… (37K)NoNoNov 2026
2Frontline EducationFrontline EducationFree4.7โ˜… (85K)NoNoNov 2026
3willSub for SubstituteswillSub for SubstitutesFree2.0โ˜… (2)NoNoOct 2026
4ESS (M) Sdn BhdESS (M) Sdn BhdFreeโ€”NoNoMay 2026
5GSL Smart ESSGSL Smart ESSFreeโ€”NoNoSep 2026
6OESIM LPA2OESIM LPA2Freeโ€”โ€”NoOct 2026
7ESSLBESSLBFreeโ€”NoNoMay 2026
8Balkan E-SIMBalkan E-SIMFreeโ€”NoNoSep 2026

Top Picks for Ess Substitute

4.8๐Ÿ˜(37K ratings)
Free
WS+Jobs screenshot 1

Easily apply for jobs directly from your mobile device. This application streamlines the job application process, allowing users to submit their applications efficiently on the go.

What We Love

  • ๐Ÿ‘ Convenient to log in later
  • ๐Ÿ‘ Efficient and organized
  • ๐Ÿ‘ Friendly and helpful staff
  • ๐Ÿ‘ Easy to use and navigate
  • ๐Ÿ‘ Reliable system
  • ๐Ÿ‘ Spot on notifications
  • ๐Ÿ‘ Ease of use

Room to Improve

  • ๐Ÿ› App crashes and glitches
  • ๐Ÿ› Inconsistent sign-in/sign-out functionality
  • ๐Ÿ› Unreliable job notifications
  • ๐Ÿ› Inability to see submitted timesheets
  • ๐Ÿ› Frequent need to reinstall app
  • ๐Ÿ› Difficulty logging in/out at school
  • ๐Ÿ› Lack of calendar integration
  • ๐Ÿ› Disappearing job schedules
4.7๐Ÿ˜ž(85K ratings)
Free
Frontline Education screenshot 1
Frontline Education screenshot 2

This app provides on-the-go access to an employee platform for checking leave balances, submitting absence requests, and finding colleagues. It also delivers important web alerts directly to your mobile device.

What We Love

  • ๐Ÿš€ Easy to use app
  • ๐Ÿ‘ Convenient for accepting jobs
  • ๐Ÿ’ก Helpful notifications for new jobs

Room to Improve

  • ๐Ÿ› Frequent login issues
  • ๐Ÿ› Notifications not working consistently
  • ๐Ÿ› Glitches and crashes
  • ๐Ÿ”’ Security concerns with logging out frequently
willSub for Substitutes#3

willSub for Substitutes by ESS Midwest Inc.

Find the jobs you want
Worth Considering
๐Ÿ“š Education
2.0๐Ÿ˜ž(2 ratings)
Free
willSub for Substitutes screenshot 1
willSub for Substitutes screenshot 2
willSub for Substitutes screenshot 3
willSub for Substitutes screenshot 4
willSub for Substitutes screenshot 5

Easily find, accept, and manage your substitute teaching jobs. Receive instant notifications for new opportunities, view job details with maps, and track your work history and pay. Manage your schedule and preferences efficiently.

What We Love

  • ๐Ÿ‘ Easy to use (when working)
  • ๐Ÿ‘ Notifications worked fine (previously)
  • ๐Ÿ‘ Can quickly get into jobs
  • ๐Ÿ‘ Easily navigate jobs worked and pay
  • ๐Ÿ‘ Face ID login (when available)

Room to Improve

  • ๐Ÿ› App frequently freezes/stuck on loading screen
  • ๐Ÿ› Frequent login issues (button greyed out, not logged in)
  • ๐Ÿ› App not opening after updates
  • ๐Ÿ› No longer receiving job notifications
  • ๐Ÿ› Missed job opportunities due to app issues
  • ๐Ÿ› App not accessible via district Wi-Fi
  • ๐Ÿ› Constantly needs reinstallation to log in
  • ๐Ÿ› Auto-login not working
  • ๐Ÿ› Jobs show as available when already taken/declined/cancelled
  • ๐Ÿ› App is slow and difficult to read on mobile
  • ๐Ÿ› Multiple app updates per week
  • ๐Ÿ› App doesn't save login info

More Ess Substitute apps to explore

FAQ about Ess Substitute

What are the best ess substitute apps for iPhone?
WS+Jobs tops our ess substitute apps ranking as of October 2026, with a 4.8-star average from 37K App Store ratings, and it's free to download.
Yes โ€” 20 of the top ess substitute apps we rank are free to download, including WS+Jobs and Frontline Education.
WS+Jobs has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 89+ ess substitute apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.