Comparison

PoolCalc vs Samsara Driver

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

Head to head
About

PoolCalc

This utility calculates the scaling potential of pool water using the Langelier Saturation Index. It allows users to save and edit readings, locations, and add notes. A paid upgrade offers advanced features for pool professionals.

Highlights
  • Langelier Saturation Index calculation
  • Save and edit readings
  • Save and edit locations
  • Add notes to readings
  • Quick add readings to locations
  • Paid upgrade for multiple location routes
Features
Read full description

This calculator helps you determine the scaling potential of your pool water by using the Langelier Saturation Index. Save and edit readings. Save and edit locations. Add notes to each reading. Quick add button. Add readings to locations with a single tap. If you are a pool professional then with a paid upgrade you will be able to save multiple locations for your pool route. I want to make this app something that you will use and see a benefit from. If there is something that you wish to see added please use the feedback form in the app and let me know!

About

Samsara Driver

This app helps professional drivers manage daily tasks, stay compliant with Hours of Service regulations, and improve safety. It offers features for vehicle inspections, navigation, communication, and performance tracking, all in one place.

Highlights
  • Hours of Service (HOS) compliance logging
  • Vehicle inspection reports (DVIRs)
  • Real-time navigation and routing
  • Safety scores and coaching tasks
  • Driver performance scorecards and gamification
  • In-app messaging with dispatch
Features
Read full description

The Driver App that works the way you do. Samsara Driver gives professional drivers everything they need to stay safe, complete daily tasks faster, get recognized for their work, and stay connected—no matter where the job takes them. Whether you’re managing Hours of Service (HOS) compliance, completing vehicle inspections, or navigating to your next stop, Samsara Driver brings your most important workflows together in one easy-to-use app. Stay on track with your Compliance • Log and certify your Hours of Service directly in the app • Receive alerts for upcoming breaks and potential violations • Access and share inspection reports with roadside officials in a second Stay safe on the road • See safety scores, active coaching tasks, and key performance trends. • Review and acknowledge safety events directly in the app. • Complete training in short, mobile-friendly formats. Complete everyday workflows • Access tasks, documents, routes, and forms in just a few taps. • Submit DVIRs and inspections with a few clicks and no paper. • Reduce skipped steps with guided, tile-based workflows. Get recognized & stay motivated • View scorecards, badges, and streaks. • Receive kudos for great driving. • Track milestones and climb the leaderboard. Access help when it matters • Get routing guidance and real-time navigation. • Message managers or dispatch without leaving the app. • Use SOS to call for help or flag emergencies. Why drivers love Samsara Driver • Easy access to the tools and workflows you use every day. • End-of-day recaps reinforce safe habits and recognize achievements. • Built-in gamification keeps you engaged and motivated.

Screenshots

PoolCalc4 screens
Samsara Driver4 screens

Verdict

The call

The clearest difference is review sentiment: Samsara Driver at 60% against PoolCalc's 17%. Samsara Driver also leads on rating (4.8 vs 1.0) and in-app purchases (none vs 1). PoolCalc's advantage is iOS requirement (7.1 vs 15.5). 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. PoolCalc sells 1 one-off in-app purchase. Samsara Driver asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Samsara Driver holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Samsara Driver has 53K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 17% of PoolCalc's written reviews are positive against 60% of Samsara Driver's.

UpkeepUpdate frequency

PoolCalc ships an update every 2 months, Samsara Driver every 3 weeks. The most recent releases landed on November 6, 2026 and November 14, 2026 respectively.

Scorecard7 real differences · 3 level
PoolCalc versus Samsara Driver: the parameters behind the verdict, then further details
ParameterPoolCalcSamsara Driver
PriceFreeFree
Rating1.0 (1 ratings)4.8 (53K ratings) — better
Positive reviews16.7% of reviews60.1% of reviews — better
Number of ratings153K — better
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS7.1 — better15.5
Further details — not scored
Size8 MB330 MB
Age rating4+4+
DeveloperBonham CustomsSamsara Networks, Inc.

Customer experience

PoolCalc

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews6 reviews
Positive16.7%
Neutral16.7%
Negative66.7%

Samsara Driver

All ratings51,834 ratings
Positive95.1%
Neutral2.4%
Negative2.5%
Written reviews689 reviews
Positive60.1%
Neutral7.8%
Negative32.1%

Bugs and requests

PoolCalc

Not enough reviews yet to summarise bugs or requests.

Samsara Driver

Reported bugs

4 issues
  • App randomly logging out users while driving
  • Inaccurate duty status changes and driving time tracking
  • Issues with trailer information and pre/post-trip inspections
  • Syncing problems between app and vehicle data

Requested features

4 requests
  • Split sleeper functionality that works as expected
  • Better notification system with customizable alerts
  • Ability to view logs and hours on multiple devices
  • More flexibility in duty status changes and yard moves

In-app purchases

1 purchases

PoolCalc

One-time1
  • Pool Professional Upgrade$2.99
None

Samsara Driver

No in-app purchases

Questions

Is PoolCalc free?
PoolCalc is free to download, with in-app purchases available.
Is Samsara Driver free?
Samsara Driver is free to download, with no in-app purchases.
Which has better reviews, PoolCalc or Samsara Driver?
Samsara Driver is rated higher. PoolCalc averages 1.0 out of 5 from 1 ratings, while Samsara Driver averages 4.8 from 53K ratings.
Do PoolCalc or Samsara Driver have ads?
Neither PoolCalc nor Samsara Driver shows ads.
Which is updated more often, PoolCalc or Samsara Driver?
PoolCalc ships an update every 2 months, and Samsara Driver every 3 weeks. Most recently, PoolCalc was updated on November 6, 2026 and Samsara Driver on November 14, 2026.

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