Comparison

AM vs MachBackflow

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

Head to head
About

AM

This utility app connects to a specialized probe to measure fats, oils, and grease levels. It utilizes Bluetooth Low Energy for seamless communication with the probe, providing essential data for monitoring and analysis.

Highlights
  • FOG level measurement
  • BLE probe communication
  • Data monitoring
  • Water analytics support
Features
Read full description

The app measures the FOG levels ( Fats, oils and grease ) using the FOG probe which communicates via BLE connection.

About

MachBackflow

This app streamlines backflow prevention assembly testing by capturing real-time pressure readings or allowing manual entry. It automatically generates accurate reports and manages all your tests efficiently from the field.

Highlights
  • Real-time pressure capture
  • Supports all assembly types and procedures
  • Autofill property and assembly information
  • Accurate, error-free PDF reports
  • Cloud synchronization
  • Powerful search and filters
Read full description

MachBackflow is the ultimate mobile solution for backflow prevention assembly testing. Whether you’re using the Mid-West® Instrument 855® Digital Test Kit, the industry-leading 845® Test Kit, or another model of test kit, the app puts complete control in the hands of the tester. Capture real-time pressure readings with the 855® or manually enter results from any test kit. Generate reports automatically and manage all your tests with ease — right from the field. Key Features: Real-Time Pressure Capture Instantly record pressure values from your test kit –  855® Digital, 845®, and other test kits. Supports All Assemblies & Procedures Test RP, DC, PVB, and SVB assemblies using all known procedures with full compliance. Autofill Property & Assembly Info Pre-fill test forms using address or serial number lookup, or enter details manually. Accurate + Error-Free Reports Eliminate handwriting errors. Sync directly to the cloud and generate PDF test reports on the spot. Powerful Search & Filters Quickly retrieve past tests by status (Pass, Fail, Repair) or assembly type.

Screenshots

AM4 screens
MachBackflow4 screens

Verdict

The call

The clearest difference is in-app purchases: AM at none against MachBackflow's 3. AM also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.6). MachBackflow's advantage is update cadence (every 2 months vs every 4 months). On price, rating, review sentiment and ratings volume 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. MachBackflow sells 3 one-off in-app purchases. AM asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for AM against 5.0 for MachBackflow. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

AM ships an update every 4 months, MachBackflow every 2 months. The most recent releases landed on October 8, 2026 and September 18, 2026 respectively.

Scorecard5 real differences · 5 level
AM versus MachBackflow: the parameters behind the verdict, then further details
ParameterAMMachBackflow
PriceFreeFree
Rating5.0 (2 ratings)5.0 (2 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings22
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better16.6
Further details — not scored
Size9 MB18 MB
Age rating4+4+
DeveloperWater Analytics, IncWTM Solutions, LLC

Customer experience

AM

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

MachBackflow

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

AM

No in-app purchases

3 purchases

MachBackflow

One-time3
  • Credits 10$24.99
  • Credits 100$174.99
  • Credits 250$299.99

Questions

Is AM free?
AM is free to download, with no in-app purchases.
Is MachBackflow free?
MachBackflow is free to download, with in-app purchases available.
Which has better reviews, AM or MachBackflow?
AM and MachBackflow are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.
Do AM or MachBackflow have ads?
Neither AM nor MachBackflow shows ads.
Which is updated more often, AM or MachBackflow?
AM ships an update every 4 months, and MachBackflow every 2 months. Most recently, AM was updated on October 8, 2026 and MachBackflow on September 18, 2026.

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