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40 CFR - Protection of Environment (LawStack Ser.)

Tekk Innovations LLC
App Store·ReferenceFree + IAP★ 2.33 (3)launched 17.0y agoapp updated 9.0y ago
Scout Score
5

40 CFR - Protection of Environment (LawStack Ser.) generates an estimated $1–$6/month in revenue from 2–6 downloads/month on the App Store, according to AppCurrents estimates (updated 2026-08-02).

Estimates updated 02.08.2026 · How we estimate · Ranges reflect model confidence, not exact figures.
Est. revenue / month$1–$6
Est. downloads / month2–6
Estimate confidencelow
PricingFree + IAP
Rating2.33 ★ (3 ratings)
CategoryReference
Released13.08.2009
App last updated28.07.2017
PlatformiOS
Est. downloads / mo
2–6
Est. revenue / mo
$1–$6
Rating velocity / day
0
Chart velocity
—
Peak rank
—
Days tracked
—

Modeled monthly estimate · rating velocity · low confidence

About

LawStack's complete Title 40 Code of Federal Regulations (CFR), Protection of Environment. Leave the heavy books at home and buy this app now. This includes federal regulations administered by the Environmental Protection Agency (EPA). • Free trial. Renew thereafter via in-app purchase. • Complete offline access. • All tables and images included. • Add custom bookmarks, highlighting, and notes.…

View on the App Store →

Trends & analysis

Chart rank trend

US · overall
Collecting rank history — no snapshots so far. Fills in twice daily.

Why it's surfacing

Scout 5
Newness
3
Breakout
0

Ratings & velocity

★ 0 in window
Total ratings
3
Jun 15Aug 2
New ratings / day
10
Jun 25Aug 2

Rating distribution

33% positive · 3 ratings
5★
33%
4★
0%
3★
0%
2★
0%
1★
67%

Geographic reach

best rank · 0 storefronts
Collecting storefront coverage — no snapshots so far. Fills in twice daily.

Revenue & downloads trend

ARPU $1
Est. revenue / mo · $3
$4$1
Jun 15Jul 26
Est. downloads / mo · 3
3
Jun 15Jul 26

In-app purchases

2 tiers
40 CFR - 3 Months$15
40 CFR - 1 Year$100

Update history

1 update tracked
  • v8.605.201707239.0y ago

    This update from Apple will improve the functionality of this app. No new features are included. Free trial for new users.

40 CFR - Protection of Environment (LawStack Ser.) — FAQ

How much money does 40 CFR - Protection of Environment (LawStack Ser.) make?

According to AppCurrents estimates, 40 CFR - Protection of Environment (LawStack Ser.) generates approximately $1–$6 per month (low confidence), modeled from its the App Store chart performance, rating velocity, and monetization signals.

How many downloads does 40 CFR - Protection of Environment (LawStack Ser.) get?

40 CFR - Protection of Environment (LawStack Ser.) sees an estimated 2–6 downloads per month on the App Store, per AppCurrents modeling.

Is 40 CFR - Protection of Environment (LawStack Ser.) free?

40 CFR - Protection of Environment (LawStack Ser.) is free to download on the App Store, monetizing through in-app purchases.

What is 40 CFR - Protection of Environment (LawStack Ser.)'s rating?

40 CFR - Protection of Environment (LawStack Ser.) holds a 2.33-star average from 3 ratings on the App Store.

When was 40 CFR - Protection of Environment (LawStack Ser.) released?

40 CFR - Protection of Environment (LawStack Ser.) launched on the App Store on 13.08.2009. Its latest version shipped 28.07.2017.

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