Comparison

Fourth vs Opus Training

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Fourth

This app streamlines hospitality operations by centralizing workforce management, purchasing, and inventory. It enhances team collaboration, simplifies scheduling, and improves inventory accuracy for efficient business management.

Highlights
  • Workforce management
  • Purchase-to-pay
  • Inventory management
  • Shift scheduling
  • Holiday requests
  • Stock counting
  • Order management
Features
Read full description

Fourth is the world's leading provider of innovative software services to the hospitality industry and the Fourth App is the mobile gateway to access all of Fourth's and our partner's capabilities. Using our purpose built platform, where team collaboration is at the center of everything we provide, the Fourth App brings to life the processes required to run an efficient and effective hospitality business that customers love. Evolving the employee experience while at and away from work, Fourth has a variety of mobile apps, which help run your business with our Workforce Management, and Purchase-to-Pay and Inventory solutions. Allowing employees to collaborate with each other, apply for holidays, view and manage their scheduled shifts, count stock, order and receive deliveries, and much, much more. Fourth’s Workforce Management solution: Makes the lives of your managers and employees easier. Managers save hours every week by quickly building accurate schedules, and approving shift changes at the touch of a button. They can also publish open shifts, keep connected and stay on top of business performance on the go. Employees get more exact schedules, and can quickly and easily requests swaps, suggest unavailability, volunteer for open shifts, request time off and view payroll information, while staying connected with the business, their managers and their colleagues. Managers get out of the back office so they spend more time with their teams and customers, and employees feel happier and more engaged with the business, improving productivity, company culture and employee retention. Fourth’s Purchase-to-Pay and Inventory Management solution: Keeps operators on top of inventory by ensuring regular valuations are quickly and easily captured. Placing orders, completing inventory counts and goods receiving are completed on mobile devices, saving hours of time and eliminating errors caused by re-keying data. Actual Cost of Sales (COS) is easily calculated, and the gap between actual and theoretical is effectively highlighted and can be driven down as actual COS factors in all transactional data, daily sales and other account transfers and inventory movement. The result is better inventory management, ensuring you have sufficient products to meet demand while reducing waste and removing unnecessary administration. Getting started with the Fourth App: The Fourth App requires a Fourth Account to login, your employer needs to have given you access through an activation email and if you have any problems with access you should contact your line manager.

About

Opus Training

This platform empowers businesses to train their frontline workers efficiently via mobile. It offers accessible, multimedia-rich interactive training and resources, with content auto-translated into over 100 languages. Managers can assign tasks, communicate, and track progress, while admins can easily build content and manage users.

Highlights
  • Mobile-first training for frontline workers
  • Multimedia-rich interactive learning
  • Auto-translation into 100+ languages
  • Manager tools for assignment and communication
  • Easy content builder for admins
  • Off-the-shelf course templates
  • Real-time reporting and analytics
Features
Read full description

Opus helps businesses train their entire frontline workers over mobile. We work with hundreds of growing multi-unit hospitality and restaurant brands, franchisors, independent businesses, and more. Note: employees need access from their company to download Opus. Opus is the employee training platform purpose-built for frontline teams. Help 100% of your staff learn and build skills quickly with hands on, accessible training. Employees learn through short, multi-media-rich, interactive training or access resources. Written and video content is auto-translated into over 100 languages. Frontline managers save time with tools to assign trainings, send real-time message communications, and track progress. Training & operation teams can easily build trainings (no instructional design skills necessary!), upload resources, send messages, set assignment workflows, and get real-time reporting. Great for: - Onboarding and new hire training - SOPs and procedure changes - Reinforcement or just-in-time training - Manager training and career pathing - State-accredited Sexual Harassment Prevention compliance training - Accredited food safety certifications Key features: - For trainees: native mobile app, no email required for login, resources, personalized learning paths, auto-translation into 100+ languages, ability to provide feedback/ratings. - For managers: native mobile app, simple training task list for digital and on-the-job live training, tools to help create or provide training feedback, and one-way message communications to store teams. - For admins & businesses: native content builder optimized for mobile, media-rich micro-learning. Over 500+ off-the-shelf editable course templates. Robust organization and user permissions suitable for franchisors, multi-concept groups, and regional/national chains. Integrations to 35+ HRIS systems and real-time reporting.

Screenshots

Fourth4 screens
Opus Training4 screens

Verdict

The call

The clearest difference is review sentiment: Opus Training at 90% against Fourth's 4%. Opus Training also leads on rating (4.9 vs 1.3) and ratings volume (18K vs 134). Fourth's advantage is monetization model (free vs paid) and iOS requirement (12.0 vs 16.4). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Opus Training holds the better App Store score, 4.9 against 1.3. That said, the two scores are not equally well evidenced: Opus Training has 18K ratings behind it against 134, so its average is the more settled of the two. Written reviews point the same way: 4% of Fourth's written reviews are positive against 90% of Opus Training's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.

Scorecard5 real differences · 5 level
Fourth versus Opus Training: the parameters behind the verdict, then further details
ParameterFourthOpus Training
PriceFreeFree
Rating1.3 (134 ratings)4.9 (18K ratings) — better
Positive reviews3.7% of reviews90.1% of reviews — better
Number of ratings13418K — better
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better16.4
Further details — not scored
Size74 MB84 MB
Age rating4+4+
DeveloperFourth LimitedOpus Training, Inc.

Customer experience

Fourth

All ratings134 ratings
Positive6.7%
Neutral2.2%
Negative91.0%
Written reviews187 reviews
Positive3.7%
Neutral3.2%
Negative93.0%

Opus Training

All ratings18,496 ratings
Positive98.2%
Neutral0.7%
Negative1.1%
Written reviews71 reviews
Positive90.1%
Neutral0.0%
Negative9.9%

User reviews

Fourth

From 134 App Store ratings

What we love

  • 🚀 Fast app icon
  • 👍 Works without issue

Room to improve

  • 🐛 Constantly crashes
  • 🔒 Authentication issues
  • 👎 Unreliable
  • 👎 Difficult to use
  • 🔍 Lacks functionality

Opus Training

From 18K App Store ratings

What we love

  • 👍 Easy to use
  • 💡 Helpful training courses
  • 🚀 Efficient app performance
  • 🙌 Excellent customer service

Room to improve

  • 🐛 Unclear instructions and recipes
  • 🤔 Confusing question wording
  • 🙄 Juvenile design elements

Bugs and requests

Fourth

Reported bugs

4 issues
  • Blank screens
  • Login failures
  • Scheduling issues
  • Payslip access problems

Requested features

3 requests
  • Dark mode option
  • Improved calendar integration
  • Better employee communication tools

Opus Training

Reported bugs

2 issues
  • Incorrect answer flagging
  • Compatibility issues with older devices

Requested features

2 requests
  • More detailed explanations for recipes and ingredients
  • Web interface option for accessing content

In-app purchases

None

Fourth

No in-app purchases

None

Opus Training

No in-app purchases

Questions

Is Fourth free?
Fourth is free to download, with no in-app purchases.
Is Opus Training free?
Opus Training is free to download, with no in-app purchases.
Which has better reviews, Fourth or Opus Training?
Opus Training is rated higher. Fourth averages 1.3 out of 5 from 134 ratings, while Opus Training averages 4.9 from 18K ratings.
Do Fourth or Opus Training have ads?
Neither Fourth nor Opus Training shows ads.
Which is updated more often, Fourth or Opus Training?
Fourth ships an update every 3 weeks, and Opus Training every 3 weeks. Most recently, Fourth was updated on September 23, 2026 and Opus Training on September 24, 2026.

Other comparisons