Comparison

Pegler BC3 vs Proof TAB

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

Head to head
About

Pegler BC3

Read full description

Smart tool for balancing of heating and cooling hydronic systems. Data of balancing valves of heading European producers included. Successfully can be used for accurate measuring of very small differential or gauge pressures.

About

Proof TAB

Features
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Proof helps field technicians and engineers perform Testing, Adjusting and Balancing (TAB) and Commissioning (Cx) work more efficiently, accurately, and professionally on site. Built to work seamlessly with its desktop companion, the app enables iPhone users to capture data in the field and sync it automatically to the desktop for streamlined review, reporting, and project coordination. Designed around real site needs and aligned with international standards, Proof supports a wide range of workflows, including: Packaged Units Air Handling Units (AHUs) Fresh Air AHUs Chillers and hydronic water systems Customizable forms Checklists Issue logs Site observations With Proof, teams can reduce paperwork, improve consistency, and deliver clearer, faster, and more reliable TAB and Cx documentation from site to office. A slightly more breakthrough marketing version: Proof transforms how TAB and Commissioning teams work on site. It gives technicians and engineers a faster, smarter way to collect, manage, and synchronize field data while working in full coordination with the desktop platform. Data captured on iPhone is automatically synced, helping teams move seamlessly from field execution to office review and final reporting. Developed to meet real project-site demands and support internationally recognized workflows, Proof covers key equipment and processes such as Packaged Units, AHUs, Fresh Air AHUs, chillers, water systems, custom forms, checklists, issue tracking, and site observations. From field data capture to final documentation, Proof helps deliver better accuracy, stronger consistency, and a more professional TAB and Cx process.

Screenshots

Pegler BC34 screens
Proof TAB4 screens

Verdict

The call

The clearest difference is update cadence: Proof TAB at every 8 days against Pegler BC3's every 3 months. 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

Pegler BC3 ships an update every 3 months, Proof TAB every 8 days. Both last shipped on September 19, 2026.

Scorecard1 real difference · 5 level
Pegler BC3 versus Proof TAB: the parameters behind the verdict, then further details
ParameterPegler BC3Proof TAB
PriceFreeFree
Update frequencyEvery 3 monthsEvery 8 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.7 — better15.0
Further details — not scored
Size43 MB935 MB
Age rating4+4+
DeveloperSV TechnicsJawad Jaber

In-app purchases

None

Pegler BC3

No in-app purchases

None

Proof TAB

No in-app purchases

Questions

Is Pegler BC3 free?
Pegler BC3 is free to download, with no in-app purchases.
Is Proof TAB free?
Proof TAB is free to download, with no in-app purchases.
Do Pegler BC3 or Proof TAB have ads?
Neither Pegler BC3 nor Proof TAB shows ads.
Which is updated more often, Pegler BC3 or Proof TAB?
Pegler BC3 ships an update every 3 months, and Proof TAB every 8 days. Most recently, Pegler BC3 was updated on September 19, 2026 and Proof TAB on September 19, 2026.

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