RPN-67 Pro
RPN-67 Pro generates an estimated $6–$90/month in revenue from 3–20 downloads/month on the App Store, according to AppCurrents estimates (updated 2026-08-02).
| Est. revenue / month | $6–$90 |
|---|---|
| Est. downloads / month | 3–20 |
| Estimate confidence | medium |
| Pricing | Paid $4.99 |
| Rating | 4.33 ★ (6 ratings) |
| Category | Productivity |
| Released | 01.03.2013 |
| App last updated | 09.04.2026 |
| Platform | iOS |
Modeled monthly estimate · rating velocity · medium confidence
About
A dream calculator of the 70's, priced at $1,900 in today's dollars, now on your iPad! RPN-67 Pro is the first complete simulation of Hewlett-Packard's legendary HP-67 programmable calculator for iOS. Produced from 1976 to 1982, the HP-67's features coupled with its capability to store programs on magnetic cards made it a huge success among scientists, engineers and other professionals. Thousands…
Trends & analysis
Chart rank trend
US · overallWhy it's surfacing
Scout 13Ratings & velocity
★ 0 in windowRating distribution
83% positive · 6 ratingsGeographic reach
best rank · 0 storefrontsRevenue & downloads trend
ARPU $4Update history
1 update tracked- v7.53mo ago
• In the Card Manager ("Cards"), the green label fields of user cards may be edited in W/PRGM mode, with "Show Card Content" set to off. • Improved support of Silicon Macs.
RPN-67 Pro — FAQ
How much money does RPN-67 Pro make?
According to AppCurrents estimates, RPN-67 Pro generates approximately $6–$90 per month (medium confidence), modeled from its the App Store chart performance, rating velocity, and monetization signals.
How many downloads does RPN-67 Pro get?
RPN-67 Pro sees an estimated 3–20 downloads per month on the App Store, per AppCurrents modeling.
Is RPN-67 Pro free?
RPN-67 Pro is a paid app priced at $4.99 on the App Store.
What is RPN-67 Pro's rating?
RPN-67 Pro holds a 4.33-star average from 6 ratings on the App Store.
When was RPN-67 Pro released?
RPN-67 Pro launched on the App Store on 01.03.2013. Its latest version shipped 09.04.2026.
