Comparison

tab@lign vs Ariel Fleet Manager

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

Head to head
About

tab@lign

This app provides a wireless laser shaft alignment system for tablets and smartphones when paired with specific measurement components. It offers accurate and repeatable results for standard shaft alignment and quick checks on machinery like motor-pump combinations.

Highlights
  • Wireless laser shaft alignment
  • Bluetooth® communication
  • Active Clock measurement
  • Live Move monitoring
  • Soft foot correction
  • Graphical reporting
Features
Read full description

Combined with the measurement components from PRÜFTECHNIK including a Bluetooth® module, the tab@lign app composes a wireless laser shaft alignment system for tablets and smart phones. The app is dedicated to standard shaft alignment including quick alignment checks on machines such as a motor-pump combination. Equipped with the PRÜFTECHNIK patented single-laser technology, and offering a high system dependability, tab@lign delivers accurate and repeatable measurement results. Key features include: • 3 steps to alignment Enter dimensions, rotate shafts and display measurement result. • Bluetooth® communication The PRÜFTECHNIK measurement equipment provides high-accuracy measurement data to the Apple device through the Bluetooth® module for a convenient data transmission. • Active Clock measurement During shaft rotation, measurements are automatically taken at 3 sensor positions. A shaft rotation of only as little as 70° is required. The activated electronic inclinometer eliminates possible user error for intelligent and precise alignment. • Result and Live Move Both horizontal and vertical coupling and foot results are automatically calculated and displayed. The graphics show the machine position and the arrows the necessary feet corrections. During Live Move, tab@lign monitors the horizontal changes live on the screen, continuously updating the adjustments. • Soft foot Measure, correct and save soft foot results. • Reporting Measurement results can be immediately shared via email in a clear single-page graphical report to facilitate and shorten the alignment cycle time. In Demo mode, the app can simulate measurement scenarios using the mobile device’s position sensor. PRÜFTECHNIK participates in the “Made For iPhone” (MFi) program and the measurement components together with the Bluetooth® module are certified by Apple Inc. IMPORTANT NOTE: This app requires the measurement components from PRÜFTECHNIK. They can be purchased separately at: http://www.pruftechnik.com/tabalign For more information and technical specifications, please visit: www.pruftechnik.com/tabalign

About

Ariel Fleet Manager

Monitor and manage your Ariel Smart Compressor fleet remotely. Receive real-time notifications about operational issues and gain insights into compressor performance. Optimize equipment maintenance and minimize downtime with detailed information and data trending.

Highlights
  • Real-time notifications
  • Compressor information
  • Operating parameters tracking
  • Data graphing for trending
  • Compressor location mapping
Read full description

The Ariel Fleet Manager App brings your Ariel Smart Compressor (IIoT) enabled fleet to your mobile devices. Use this app to set up and manage notifications on every Ariel Smart Compressor you operate, keeping you abreast of any operational issues happening in the field. Give yourself early insight into what your compressor needs to maintain its optimal performance. Ariel Fleet Manager App Capabilities include: • Notifications • Detailed compressor information • Operating parameters like temperature and pressures • Customer graphing for data trending • Compressor location mapping Industry leading compressor companies use the Ariel Smart Compressor and Ariel Fleet Manager to improve operations and efficiency, optimize their compressor equipment, and minimize downtime.

Screenshots

tab@lign4 screens
Ariel Fleet Manager4 screens

Verdict

The call

The clearest difference is update cadence: Ariel Fleet Manager at every 5 weeks against tab@lign's every 10 months. tab@lign's advantage is iOS requirement (7.0 vs 13.4). On price, rating, ratings volume and ads 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

On the App Store both sit at effectively the same score — 5.0 for tab@lign against 5.0 for Ariel Fleet Manager. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

UpkeepUpdate frequency

tab@lign ships an update every 10 months, Ariel Fleet Manager every 5 weeks. The most recent releases landed on October 23, 2026 and October 14, 2026 respectively.

Scorecard2 real differences · 8 level
tab@lign versus Ariel Fleet Manager: the parameters behind the verdict, then further details
Parametertab@lignAriel Fleet Manager
PriceFreeFree
Rating5.0 (2 ratings)5.0 (3 ratings)
Positive reviews83.3% of reviews—
Number of ratings23 — better
Update frequencyEvery 10 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS7.0 — better13.4
Further details — not scored
Size41 MB33 MB
Age rating4+4+
DeveloperPRÜFTECHNIK AGAriel Corporation

Customer experience

tab@lign

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

Ariel Fleet Manager

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

tab@lign

No in-app purchases

None

Ariel Fleet Manager

No in-app purchases

Questions

Is tab@lign free?
tab@lign is free to download, with no in-app purchases.
Is Ariel Fleet Manager free?
Ariel Fleet Manager is free to download, with no in-app purchases.
Which has better reviews, tab@lign or Ariel Fleet Manager?
tab@lign and Ariel Fleet Manager are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.
Do tab@lign or Ariel Fleet Manager have ads?
Neither tab@lign nor Ariel Fleet Manager shows ads.
Which is updated more often, tab@lign or Ariel Fleet Manager?
tab@lign ships an update every 10 months, and Ariel Fleet Manager every 5 weeks. Most recently, tab@lign was updated on October 23, 2026 and Ariel Fleet Manager on October 14, 2026.

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