Comparison

Jettle vs RTP

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

Head to head
About

Jettle

Read full description

Jettle: Your Pocket-Sized Math Genius Jettle is an intuitive mobile application designed to simplify mathematics for students, professionals, and lifelong learners. Built on a powerful computational engine, Jettle goes beyond a standard calculator by providing accurate solutions, interactive graphing, and concept explanations that turn complex problems into manageable tasks. Whether you are tackling high school algebra or optimizing financial models, Jettle is the ultimate companion for clarity and speed. Key Features Geometry Calculator: Instantly calculate the area and perimeter of figures. Interactive Graphing: Visualize functions and data points effortlessly using the Grapher function. Concepts Dictionary: Access a comprehensive database of mathematical words, from basic geometry to advanced calculus and statistical distribution models. Who is it for? Jettle is built for anyone who needs to crunch numbers with confidence. It is an essential tool for students preparing for exams, engineers checking field calculations, and finance professionals needing quick validation for complex equations. With a clean, ad-free interface and offline capabilities, Jettle ensures that mathematical support is always just a tap away.

About

RTP

This utility app simplifies network MIDI connections on iOS and iPadOS. It allows users to create and manage RTP-MIDI sessions directly from their devices, making them system-wide available for other CoreMIDI-compatible music apps. Control synths and DAWs wirelessly without needing a computer.

Highlights
  • RTP-MIDI session management
  • System-wide availability for CoreMIDI apps
  • Manual host connection via Contacts
  • Wireless MIDI routing
  • No Mac or PC required
Features
Read full description

Simplify your Network MIDI workflow. A practical RTP-MIDI management tool designed specifically for iOS / iPadOS. RTP-MIDI is a dedicated utility that allows you to configure and manage RTP-MIDI (Network MIDI) connections entirely on iOS / iPadOS. No Mac or PC required — build and control your network MIDI environment using only your iPhone or iPad. Key Features: ■ RTP-MIDI Session Management Create and manage RTP-MIDI sessions directly on your iOS / iPadOS device. Quickly establish Network MIDI connections without complex setup procedures. ■ System-Wide Availability Once configured in this app, the RTP-MIDI connection becomes available to other CoreMIDI-compatible apps on the same device. Use it seamlessly with synthesizers, DAWs, and other music production apps. ■ Manual Host Connection via Contacts Add host IP address and port information in Contacts to manually connect to specific RTP-MIDI peers. Use Cases: ・ Use your iPad as a network-connected sound module ・ Control iOS / iPadOS synths from an external DAW over Wi-Fi ・ Build flexible wireless MIDI routing setups

Screenshots

Jettle4 screens
RTP1 screens

Verdict

The call

The clearest difference is update cadence: Jettle at weekly against RTP's every 8 months. RTP's advantage is iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support 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

Jettle ships an update weekly, RTP every 8 months. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
Jettle versus RTP: the parameters behind the verdict, then further details
ParameterJettleRTP
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyWeekly — betterEvery 8 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS18.015.0 — better
Further details — not scored
Size21 MB1 MB
Age rating4+4+
DeveloperYunqing FeiRyouta Kira

In-app purchases

None

Jettle

No in-app purchases

None

RTP

No in-app purchases

Questions

Is Jettle free?
Jettle is free to download, with no in-app purchases.
Is RTP free?
RTP is free to download, with no in-app purchases.
Do Jettle or RTP have ads?
Neither Jettle nor RTP shows ads.
Which is updated more often, Jettle or RTP?
Jettle ships an update weekly, and RTP every 8 months. Most recently, Jettle was updated on October 9, 2026 and RTP on October 24, 2026.

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