Comparison

Source Book Plus vs Строй

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

Head to head

About

Source Book Plus

Features

Read full description

Our app provides the facility to browse stock products and search for the nearest retail outlet (a wholesale interface is available for sales reps supplying retail outlets).

About

Строй

Features

Read full description

Магазин строительных материалов в городе Ханты-Мансийске

Screenshots

Строй4 screens

Verdict

The call

The clearest difference is device support: Строй at 3 against Source Book Plus's 1. Строй also leads on iOS requirement (8.0 vs 12). On price, update cadence, ads and in-app purchases 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

Source Book Plus ships an update every 3 months, Строй every 6 months. The most recent releases landed on May 16, 2026 and October 3, 2026 respectively.

Scorecard2 real differences · 4 level

Source Book Plus versus Строй: the parameters behind the verdict, then further details
Parameter	Source Book Plus	Строй
Price	Free	Free
Update frequency	Every 3 months — better	Every 6 months
Ads	No	No
In-app purchases	No	No
Devices	iPad	iPhone, iPad, iPod — better
Requires iOS	12	8.0 — better
Further details — not scored
Size	67 MB	14 MB
Age rating	17+	4+
Developer	Joe Petralia	Andrey Ratushniy

In-app purchases

None

Source Book Plus

No in-app purchases

None

Строй

No in-app purchases

Questions

Is Source Book Plus free?

Source Book Plus is free to download, with no in-app purchases.

Is Строй free?

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

Do Source Book Plus or Строй have ads?

Neither Source Book Plus nor Строй shows ads.

Which is updated more often, Source Book Plus or Строй?

Source Book Plus ships an update every 3 months, and Строй every 6 months. Most recently, Source Book Plus was updated on May 16, 2026 and Строй on October 3, 2026.