Comparison

EE ToolKit PRO for iPad vs iHP48

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

Head to head
About

EE ToolKit PRO for iPad

This comprehensive toolkit offers over 160 electronic applications, calculators, and reference tools for electronics engineers, students, and hobbyists. It features a multi-functional keyboard, color code tools, audio scope, frequency generator, and component reference section with datasheet integration.

Highlights
  • Over 160 electronic applications
  • Multi-functional keyboard
  • Color code and SMD code tools
  • Audio scope and frequency detector
  • Component reference section with datasheets
  • 555 Timer tools
  • PCB trace impedance calculators
Features
Read full description

This is the brand-new Electronics Engineering ToolKit for iPad! The HIGHLY RATED and RECOMMENDED productivity app. Users say it is the BEST and MOST PRACTICAL Electronics App in the whole iTunes App Store. From an electronics enthusiast with a master's degree in Electronics Engineering. This App is for engineers, students and hobbyists and anyone interested in Electronics Engineering. The App gets CONSTANT and POWERFUL improvements! !!! Please Note: this is the EE ToolKit PRO for iPad Only !!! If you are interested in the Universal-App for iPhone and iPad, please look for the EE ToolKit App with the red icon. The EE ToolKit PRO is the preferred Electronics App at schools and universities. It is available through the Volume Purchase Program with a discount for educational institutions. Many students, teachers and professors have downloaded the App and are using it during their studies and career. WHAT OTHER USERS ARE SAYING: “Awesome app, constant and powerful improvements” This app was worth every penny I paid for it back when I bought it years ago. Since then, I’ve regularly used it at work and found it to be an excellent, quick tool to use. The most impressive aspect of this app are the constant and VERY impressive updates! Massive feature additions and very easy to use interface! The list of capabilities this app has makes it an amazing value for truly anyone involved in electronics. “Latest version makes this an exceptional tool” The EE Toolkit was always a very useful tool, but with the additions in the latest version it is truly an exceptional tool. The author is extremely diligent in managing bugs and improving the tool. “A superb app highly recommended” Fantastic application. Very useful. Always updated. Good developer. Lots of great bonus tools. Just love it. "Incredible useful, worth the money" I have had this app for a while now. Originally as an Electrical Engineering student I didnt really use it but once I was out in the field it became my bible. I definitely recommend to any engineering students/professionals alike. I also recommend buying the Pro version because it is definitely worth it. FEATURES OF THE EE TOOLKIT: Ω more than 160 electronic applications Ω amazingly great multi-functional keyboard Ω huge selection of color code tools and SMD code tools Ω audio scope and a frequency pitch detector Ω favorites page only for the tools that you have marked as favorite Ω full-featured frequency generator Ω extra large component reference section (incl. 7400 Series, PIC family, etc.) with the option to open pdf datasheets live or by e.g. iBooks Ω 555 Timer Tools with the most important application examples Ω extensive collection of Single Board Computers (more than 120 different boards!!!) Ω PCB trace impedance tools for several different structures Ω simple and quick unit conversion within the single calculators Ω fast on-the-fly conversions and calculations Ω real-time circuit simulations of the example circuits Ω support for preferred E series, sliders and min/max calculations Ω auto-save of all entries over several sessions Ω file manager to save and load individual calculations Ω built-in access to your iCloud Ω formula search tool with quick links to the tool which uses the formula Ω and many many more

About

iHP48

This app brings the powerful HP48 calculator experience to your mobile device. It offers enhanced performance, seamless file management, and a customizable interface with support for various HP calculator models. Enjoy a familiar and convenient calculator solution without needing extra hardware.

Highlights
  • Supports HP38, HP39, HP48, HP49, HP50 calculators
  • Haptic feedback and customizable zoom options
  • Seamless file transfer via iTunes and Files app
  • Cloud storage integration (iCloud, OneDrive, Dropbox)
  • Object saving/loading and copy/paste functionality
  • Access to calculator packages, skins, and ROMs
  • Internal file manager and extensible settings
Features
Read full description

Introducing iHP48 - Your Ultimate Calculator Companion iHP48 emerges from the necessity to revive the unparalleled calculator experience cherished by university students and engineers across various disciplines. Reviving the legacy of the original calculator, iHP48 delivers enhanced performance without the burden of carrying an additional device in your bag. Experience the simplicity and convenience of having the powerful HP48 at your fingertips once again. Key Features: Wide Compatibility: iHP48 supports HP38, HP39, HP48, HP49, and HP50 calculators. Easily configure your preferred calculator with the Fetch options. Enhanced User Experience: Enjoy Haptic feedback on keypress and customizable haptic styles via Settings. Zoom options tailored to your iPhone and preferences, including a new lift zoom for XS devices. Seamless File Management: Transfer files effortlessly from your computer using iTunes on both PC's and MacOS. Access iHP48 files directly from your device using the Files app and share them with any compatible iOS app. Copy files to and from your favorite cloud providers supported by the Files app, such as iCloud Drive, OneDrive, and Dropbox. Convenient Object Handling: Save or Load objects to/from your device using Files, ensuring your favorite .lib is readily available on your iHP48 stack. Copy and Paste supported objects seamlessly between iOS and the iHP48 Stack. Comprehensive Library: Access a rich library of Calculator Packages, Skin Collections, ROM's, and useful libraries like Meta Kernel and QPI. Intuitive Interface: Benefit from an internal File Manager for simplified file management and an extensible Settings administration accessible directly from the Settings app or via a shortcut from the iHP48 menu. Customizable Experience: Save your current calculator configuration for easy access. Explore special features embedded in various skins, including screen swipes, sounds, and orientation options. No Hidden Costs: iHP48 is completely free, devoid of any enterprise, professional, plus, or ultimate versions. There are no hidden features or payments required. We greatly appreciate any support you offer as we continue to enhance and refine iHP48. For additional information, visit https://www.thinkchile.com/iHP48. Experience the power of the legendary HP48, reinvented for the modern era with iHP48.

Screenshots

iHP484 screens

Verdict

The call

The clearest difference is price: iHP48 at Free against EE ToolKit PRO for iPad's $7.99. iHP48 also leads on update cadence (monthly vs every 3 months) and device support (3 vs 1). EE ToolKit PRO for iPad's advantage is iOS requirement (12.0 vs 15.0). On rating, review sentiment, ads and in-app purchases 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

iHP48 is free to download; EE ToolKit PRO for iPad costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

EE ToolKit PRO for iPad holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 81 and 302 respectively. Written reviews complicate that: 86% of EE ToolKit PRO for iPad's written reviews are positive against 88% of iHP48's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

EE ToolKit PRO for iPad ships an update every 3 months, iHP48 monthly. Both last shipped on October 24, 2026.

Scorecard6 real differences · 4 level
EE ToolKit PRO for iPad versus iHP48: the parameters behind the verdict, then further details
ParameterEE ToolKit PRO for iPadiHP48
Price$7.99Free — better
Rating4.8 (81 ratings) — better4.6 (302 ratings)
Positive reviews86.2% of reviews88.3% of reviews — better
Number of ratings81302 — better
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPadiPhone, iPad, iPod — better
Requires iOS12.0 — better15.0
Further details — not scored
Size289 MB6 MB
Age rating4+4+
DeveloperThomas GruberAlexis Lorca

Customer experience

EE ToolKit PRO for iPad

All ratings79 ratings
Positive94.9%
Neutral2.5%
Negative2.5%
Written reviews109 reviews
Positive86.2%
Neutral3.7%
Negative10.1%

iHP48

All ratings270 ratings
Positive90.7%
Neutral3.0%
Negative6.3%
Written reviews196 reviews
Positive88.3%
Neutral4.1%
Negative7.7%

User reviews

EE ToolKit PRO for iPad

From 81 App Store ratings

What we love

  • 👍 Extremely useful for engineers and DIYers
  • 💡 Comprehensive information and tools
  • 🚀 Saves time and frustration
  • ✅ Logical and easy to understand
  • 💰 Excellent value for money

Room to improve

  • 🐛 Missing key components (e.g., BJT 2N3904)
  • 🐛 Duplicate app versions (Pro Universal vs. Pro iPad)
  • 🐛 Lack of developer response to inquiries
  • 🐛 Basic functionality in some areas
  • 🐛 UI needs improvement

iHP48

From 302 App Store ratings

What we love

  • 🚀 Excellent emulation of HP48
  • 👍 Familiar and nostalgic feel
  • 👍 Comprehensive functionality
  • 👍 Customizable skins
  • 👍 Haptic feedback

Room to improve

  • 🐛 Occasional crashes or freezes
  • 🐛 Missed keystrokes when typing quickly
  • 🐛 Blank or flickering display
  • 🐛 Compatibility issues with newer iOS versions

Bugs and requests

EE ToolKit PRO for iPad

Reported bugs

8 issues
  • BJT icon for 2N3904 exists but component is missing
  • iPad version is exactly the same as iPhone/iPad Pro Universal version
  • No option to go back to menu page after selecting a category
  • Adjusting capacitor affects inductor circuit calculation
  • PD resistors are transposed
Show 3 more
  • Resistors for adjustable regulator calculator are transposed
  • Resistor/inductor impedance calculator does not work
  • Some bugs make certain circuits not function properly

Requested features

14 requests
  • Add BJT 2N3904 and other low noise general purpose parts
  • Add wiring for On On On switch
  • Add USB-C connector pin-outs
  • Improve resistor divider tool to recommend resistor values
  • Add vacuum tube amplifier information
Show 9 more
  • Add Field and waves information
  • Add transformer, inductor, and electromagnetism category
  • Include audio applications of the 555 timer
  • Add more reference circuits (active filters, op-amp, SMPS)
  • Add resistor ladder calculator
  • Add 4000 series ICs
  • Add transformer section with power factor calculations
  • Improve UI design and layout
  • Add dark mode option

iHP48

Reported bugs

3 issues
  • Crashes on startup
  • Inability to save state across sessions
  • Incompatibility with certain iOS devices

Requested features

4 requests
  • Dark mode option
  • Ability to disable haptic feedback
  • Support for HP50G emulation
  • Improved keyboard mapping and arrow key functionality

In-app purchases

None

EE ToolKit PRO for iPad

No in-app purchases

None

iHP48

No in-app purchases

Questions

Is EE ToolKit PRO for iPad free?
EE ToolKit PRO for iPad costs $7.99, with no in-app purchases.
Is iHP48 free?
iHP48 is free to download, with no in-app purchases.
Which has better reviews, EE ToolKit PRO for iPad or iHP48?
EE ToolKit PRO for iPad is rated higher. EE ToolKit PRO for iPad averages 4.8 out of 5 from 81 ratings, while iHP48 averages 4.6 from 302 ratings.
Do EE ToolKit PRO for iPad or iHP48 have ads?
Neither EE ToolKit PRO for iPad nor iHP48 shows ads.
Which is updated more often, EE ToolKit PRO for iPad or iHP48?
EE ToolKit PRO for iPad ships an update every 3 months, and iHP48 monthly. Most recently, EE ToolKit PRO for iPad was updated on October 24, 2026 and iHP48 on October 24, 2026.

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