RPN-34 CE
RPN-34 CE generates an estimated $5–$90/month in revenue from 8–30 downloads/month on the App Store, according to AppCurrents estimates (updated 2026-08-02).
| Est. revenue / month | $5–$90 |
|---|---|
| Est. downloads / month | 8–30 |
| Estimate confidence | medium |
| Pricing | Paid $1.99 |
| Rating | 5.00 ★ (14 ratings) |
| Category | Productivity |
| Released | 10.01.2019 |
| App last updated | 04.12.2025 |
| Platform | iOS |
Modeled monthly estimate · rating velocity · medium confidence
About
RPN-34 CE is the first photo-realistic simulation of Hewlett-Packard's popular mid-range scientific calculator HP-34C for the iPhone. Produced from 1979 through 1983, it was the "Basil" member of the third-generation HP calculators known as the "Spice" series. It was the first pocket-calculator ever capable of doing integration and root finding. While the simulator works like the original calcul…
Trends & analysis
Chart rank trend
US · overallWhy it's surfacing
Scout 13Ratings & velocity
★ 0 in windowRating distribution
100% positive · 14 ratingsGeographic reach
best rank · 1 storefrontRevenue & downloads trend
ARPU $1Update history
1 update tracked- v3.28mo ago
• Improved compatibility with iPhone Air and iOS 26. Bug Fix: • Pausing a loop would show the "busy" indicator instead of the current X value.
RPN-34 CE — FAQ
How much money does RPN-34 CE make?
According to AppCurrents estimates, RPN-34 CE generates approximately $5–$90 per month (medium confidence), modeled from its the App Store chart performance, rating velocity, and monetization signals.
How many downloads does RPN-34 CE get?
RPN-34 CE sees an estimated 8–30 downloads per month on the App Store, per AppCurrents modeling.
Is RPN-34 CE free?
RPN-34 CE is a paid app priced at $1.99 on the App Store.
What is RPN-34 CE's rating?
RPN-34 CE holds a 5.00-star average from 14 ratings on the App Store.
When was RPN-34 CE released?
RPN-34 CE launched on the App Store on 10.01.2019. Its latest version shipped 04.12.2025.
