Comparison

APG Crimp Tool vs ChlorTech

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

Head to head

About

APG Crimp Tool

Features

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The APG Crimp Tool calculates crimp specifications for a given hose/fitting combination. The user can develop a custom library of hoses with their specific compression settings to quickly and accurately perform the crimp setting calculation.

About

ChlorTech

Features

Read full description

The Equipment & Systems Technology Chlorine Production Calculator is designed for users of our ChlorTech sodium hypochlorite generators, making water disinfection easier than ever. This powerful yet simple tool allows you to input your model number and select one of three key parameters

Screenshots

APG Crimp Tool3 screens

ChlorTech4 screens

Verdict

The call

The clearest difference is update cadence: APG Crimp Tool at every 5 days against ChlorTech's every 2 weeks. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

APG Crimp Tool ships an update every 5 days, ChlorTech every 2 weeks. The most recent releases landed on May 16, 2026 and September 8, 2026 respectively.

Scorecard1 real difference · 5 level

APG Crimp Tool versus ChlorTech: the parameters behind the verdict, then further details
Parameter	APG Crimp Tool	ChlorTech
Price	Free	Free
Update frequency	Every 5 days — better	Every 2 weeks
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.1	15.1
Further details — not scored
Size	28 MB	128 MB
Age rating	4+	4+
Developer	American Packing & Gasket Opco, LLC	John Aguirre

In-app purchases

None

APG Crimp Tool

No in-app purchases

None

ChlorTech

No in-app purchases

Questions

Is APG Crimp Tool free?

APG Crimp Tool is free to download, with no in-app purchases.

Is ChlorTech free?

ChlorTech is free to download, with no in-app purchases.

Do APG Crimp Tool or ChlorTech have ads?

Neither APG Crimp Tool nor ChlorTech shows ads.

Which is updated more often, APG Crimp Tool or ChlorTech?

APG Crimp Tool ships an update every 5 days, and ChlorTech every 2 weeks. Most recently, APG Crimp Tool was updated on May 16, 2026 and ChlorTech on September 8, 2026.