Comparison

Barstow Connect vs Reverse Flow

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

Head to head

★ 5.05 ratingsView app →

About

Barstow Connect

Features

Read full description

See a pothole that needs filling? Graffiti making a mess of your neighborhood? Tap right into your city and report the issue fast with Barstow Connect!

About

Reverse Flow

This professional fireground hydraulics platform assists firefighters and pump operators in calculating complex flow rates, pump discharge pressures, and relay pumping requirements. It supports various nozzle types and allows for custom hose coefficients and elevation adjustments for accurate operational planning and decision support.

Highlights

Reverse Flow calculations
Required PDP calculations
Relay Pumping calculations
Split Lay analysis
Pump Chart storage
Nozzle support
Custom hose coefficients

Features

Read full description

The ultimate Fireground Hydraulics app! Constantly evolving and improving features. Currently includes: - Generous Suite of calculators - Friction Loss and Pump chart generators - Reference Materials - IOS Widgets - Pump operator classes Completely Free | No Purchase Required | Supported by the Reverse Flow Community Privacy Policy: https://reverse-flow.app/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Barstow Connect2 screens

Reverse Flow4 screens

Verdict

The call

The clearest difference is in-app purchases: Barstow Connect at none against Reverse Flow's 4. Reverse Flow's advantage is update cadence (weekly vs every 5 months). On price, ads, device support and iOS requirement 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. Reverse Flow sells 4 in-app purchases, starting at $2.99 per month. Barstow Connect asks for nothing beyond the download.

UpkeepUpdate frequency

Barstow Connect ships an update every 5 months, Reverse Flow weekly. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 7 level

Barstow Connect versus Reverse Flow: the parameters behind the verdict, then further details
Parameter	Barstow Connect	Reverse Flow
Price	Free	Free
Rating	—	5.0 (5 ratings) — better
Number of ratings	—	5 — better
Update frequency	Every 5 months	Weekly — better
Ads	No	No
In-app purchases	No — better	Yes
Monetization	—	Free
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	14.0 — better	15.0
Further details — not scored
Size	47 MB	8 MB
Age rating	17+	4+
Developer	GOGov, Inc.	DEREK ANDREW MURDOCK

In-app purchases

None

Barstow Connect

No in-app purchases

4 purchases

Reverse Flow

Subscriptions2

Reverse Flow Monthly Support $3$2.991 Month
Reverse Flow Monthly Support $10$9.991 Month

One-time2

Reverse Flow One-Time Support $5$4.99
Reverse Flow Pro$4.99

Questions

Is Barstow Connect free?

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

Is Reverse Flow free?

Reverse Flow is free to download, with in-app purchases available.

Do Barstow Connect or Reverse Flow have ads?

Neither Barstow Connect nor Reverse Flow shows ads.

Which is updated more often, Barstow Connect or Reverse Flow?

Barstow Connect ships an update every 5 months, and Reverse Flow weekly. Most recently, Barstow Connect was updated on October 7, 2026 and Reverse Flow on October 24, 2026.