Comparison

InverFlow vs Client Session Tracker

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

Head to head
About

InverFlow

Control your pool pump remotely and manage its settings. Select AI or manual modes, adjust running speed and flow rate, and set timers for automated operation. Compatible with other pool devices.

Highlights
  • Remote pump control
  • AI/MI mode selection
  • Running speed adjustment
  • Flow rate setting
  • Timer functionality
  • Pool device compatibility
Read full description

InverFlow is a new concept to manage the pool pump. InverFlow is also compatible with other pool devices. Main functions: 1. Remote control of the pump 2. Select AI/MI mode 3. Set running speed and flow rate 4. Set timer

About

Client Session Tracker

This app helps personal trainers streamline client management, session tracking, and appointment scheduling. It offers a simple interface to manage client profiles, session packages, and bookings, with automatic session deduction and iCloud syncing. A free plan is available with limitations, and a Pro upgrade offers unlimited clients and full sync.

Highlights
  • Client profile management
  • Session package creation
  • Automatic session deduction
  • Booking calendar
  • iCloud sync
  • Privacy-focused local storage
Features
Read full description

Still tracking client sessions, packages, and payments across spreadsheets, notes, and messages? Trainer Session Tracker gives independent professionals one simple place to manage clients, sell session packages, schedule appointments, and track their business. Built for: • Personal trainers • Independent sports coaches • Yoga and Pilates instructors • Tutors and music teachers • Other professionals who work in sessions SESSION PACKAGE TRACKING Create a package for each client and always know exactly what remains. • Create packages with any number of sessions • Record the total package price • Track used and remaining sessions • Automatically deduct sessions when completed • See low and empty packages at a glance • Renew packages without starting over FAST, SIMPLE BOOKING Keep your schedule organized without complicated software. • Book client sessions in seconds • Link each booking to a session package • Detect scheduling conflicts • Reschedule or cancel appointments • Mark sessions as completed or no-show • View upcoming and completed sessions • Optionally sync appointments with Apple Calendar CLIENT MANAGEMENT Keep the information you need in one organized place. • Client profiles and contact details • Notes and session history • Active packages and remaining balances • Upcoming appointments • Quick client search YOUR BUSINESS AT A GLANCE Understand how your session-based business is doing. • Track package sales • See completed sessions • Monitor active clients • Find packages that are running low • Review recent business activity • Compare weekly and monthly results EXPORT YOUR DATA Your business records stay useful outside the app. • Export package sales as CSV • Keep records for bookkeeping • Review sales by client and package • Share or save exported files anytime DESIGNED FOR INDEPENDENT PROFESSIONALS Trainer Session Tracker focuses on the daily essentials without the complexity of large coaching platforms. • No client app required • No account or login required • No complicated setup • No unnecessary team-management features Just add a client, create a package, and book the next session. PRIVATE BY DESIGN Your client records belong to you. • Client information is stored on your device • Optional iCloud sync uses your personal Apple account • Client names, contact details, and notes are not sent to our analytics service • Anonymous app usage data may be collected to improve the app • No advertising tracking FREE PLAN • Manage up to 5 clients • Track packages and bookings • Complete sessions and update balances PRO UPGRADE • Unlimited clients • Access all Pro features Privacy Policy: https://xiaohao7023.github.io/trainerschedule-legal/privacy.html Terms of Use: https://xiaohao7023.github.io/trainerschedule-legal/terms.html

Screenshots

InverFlow4 screens
Client Session Tracker4 screens

Verdict

The call

The clearest difference is rating: Client Session Tracker at 5.0 against InverFlow's 2.3. Client Session Tracker also leads on update cadence (every 9 days vs every 23 months). InverFlow's advantage is in-app purchases (none vs 3) and ratings volume (3 vs 1). On price, ads and device support 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. Client Session Tracker sells 3 in-app purchases, starting at $2.99 per month. InverFlow asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Client Session Tracker holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

UpkeepUpdate frequency

InverFlow ships an update every 23 months, Client Session Tracker every 9 days. The most recent releases landed on September 15, 2026 and September 13, 2026 respectively.

Scorecard6 real differences · 4 level
InverFlow versus Client Session Tracker: the parameters behind the verdict, then further details
ParameterInverFlowClient Session Tracker
PriceFreeFree
Rating2.3 (3 ratings)5.0 (1 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings3 — better1
Update frequencyEvery 23 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size201 MB8 MB
Age rating4+4+
Developer彬 陈小豪 黄

Customer experience

InverFlow

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews7 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Client Session Tracker

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

InverFlow

No in-app purchases

3 purchases

Client Session Tracker

Subscriptions2
  • Trainer Schedule Pro$2.991 Month
  • Trainer Schedule Pro$14.991 Year
One-time1
  • Client Session Tracker Pro Lifetime$29.99

Questions

Is InverFlow free?
InverFlow is free to download, with no in-app purchases.
Is Client Session Tracker free?
Client Session Tracker is free to download, with in-app purchases available.
Which has better reviews, InverFlow or Client Session Tracker?
Client Session Tracker is rated higher. InverFlow averages 2.3 out of 5 from 3 ratings, while Client Session Tracker averages 5.0 from 1 ratings.
Do InverFlow or Client Session Tracker have ads?
Neither InverFlow nor Client Session Tracker shows ads.
Which is updated more often, InverFlow or Client Session Tracker?
InverFlow ships an update every 23 months, and Client Session Tracker every 9 days. Most recently, InverFlow was updated on September 15, 2026 and Client Session Tracker on September 13, 2026.

Other comparisons