How many apps has MastrAPI published?
Peekly tracks 9 public app listings published by MastrAPI on the App Store as of August 23, 2026.
MastrAPI
9 apps published by MastrAPI, tracked daily on Peekly with estimated monthly revenue and downloads.
As of August 23, 2026, Peekly estimates the qualifying MastrAPI portfolio generates $9k per month in store revenue across 2 categories.
Publisher portfolio snapshot
Apps tracked
9
Estimated store revenue
$9k/mo
Estimated downloads
9K/mo
Store coverage
9 iOS · 0 Android
MastrAPI apps ranked by estimated revenue
- 1
< $5kASVAB Practice Prep 2026
App Store
- 2
< $5kCompTIA A+ & Security + Prep
App Store
- 3
< $5kSHRM Exam Prep
App Store
- 4
< $5kNursing Exams Mobile Prep 2026
App Store
- 5
< $5kEMT Prep
App Store
- 6
< $5kTraining for AWS
App Store
- 7
< $5kPTCB
App Store
- 8
< $5kATI TEAS
App Store
- 9
< $5kPass CCRN
App Store
How Peekly estimates this portfolio
Peekly ranks qualifying store listings using public App Store and Google Play signals, download data, monetization information and daily observations. Publisher totals combine the listings shown in our dataset and remain estimates rather than official financial disclosures. Read the full methodology.
Frequently asked questions
How much revenue does MastrAPI make from its apps?
Peekly estimates $9k in combined monthly store revenue across the qualifying MastrAPI listings in this dataset. This is an estimate, not an official or audited company figure.
What is MastrAPI's highest-grossing app?
ASVAB Practice Prep 2026 ranks first in Peekly's MastrAPI portfolio by estimated monthly store revenue at < $5k.
What revenue is included in this publisher estimate?
Peekly estimates consumer spending through the App Store and Google Play. Advertising revenue, web checkout revenue and audited company revenue are not included.