Comparison

ComponentFinder AI vs Electronics Reference

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

Head to head
About

ComponentFinder AI

Features
Read full description

Offline electronic component browser for engineers, makers, and technicians. Search by model, keyword, parameter, or category; compare parts; save favorites; open datasheets; and use AI recognition, AI search, replacements, and history to find the right component faster. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Electronics Reference

A comprehensive reference tool for electronics enthusiasts and professionals. It provides interactive calculators, decoding guides, and detailed specifications for components, microcontrollers, and development boards. Features include camera-based identification and learning modules for common circuits.

Highlights
  • Interactive resistor color band calculator
  • Capacitor marking decoder
  • Semiconductor reference cards
  • Integrated circuit library with pinouts
  • Microcontroller specifications
  • Development board pinout diagrams
  • Component identification via camera OCR
Features
Read full description

Electronics Component Reference is a beautifully crafted reference app for anyone who works with electronic components - from hobbyists building their first circuit to engineers at the bench. WHAT'S INSIDE • Resistors - Interactive color band calculator with common values and a visual guide to reading 4, 5, and 6-band resistors. • Capacitors - Decode ceramic capacitor markings, explore types, and look up values instantly. • Semiconductors - Reference cards for popular transistors and diodes, with a guide to PN junctions, BJTs, MOSFETs, and more. • Integrated Circuits - Browse a library of common ICs and the complete 74-series logic family, with pinouts and a family comparison guide (HC, LS, AC, LVC). • Microcontrollers - Specs and details for popular chips across ARM, AVR, and Xtensa architectures. • Boards - Pinout diagrams and GPIO references for Raspberry Pi 5 & 4, Pico, Arduino Uno & Nano, and ESP32. • Identify - Point your camera at a component and use OCR to identify ICs, capacitors, and microcontrollers from their markings. • Learn - Interactive common circuits, so you can always have the correct component values. Information on chip families, capacitor types and more., No ads, no account required, no internet needed.

Screenshots

ComponentFinder AI4 screens
Electronics Reference4 screens

Verdict

The call

The clearest difference is update cadence: ComponentFinder AI at every 6 days against Electronics Reference's every 2 months. ComponentFinder AI also leads on device support (4 vs 2) and iOS requirement (15.0 vs 18.6). On price, 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

Both are free to download. ComponentFinder AI sells 4 in-app purchases, starting at $2.99 per month and Electronics Reference sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

ComponentFinder AI ships an update every 6 days, Electronics Reference every 2 months. The most recent releases landed on September 14, 2026 and September 21, 2026 respectively.

Scorecard3 real differences · 6 level
ComponentFinder AI versus Electronics Reference: the parameters behind the verdict, then further details
ParameterComponentFinder AIElectronics Reference
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 6 days — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
Monetization—Free
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS15.0 — better18.6
Further details — not scored
Size6 MB19 MB
Age rating4+4+
DeveloperBeijing XingheBit Science & Technology Development Co., Ltd.John Kennedy

In-app purchases

4 purchases

ComponentFinder AI

Subscriptions2
  • ComponentFinder Pro Monthly$2.991 Month
  • ComponentFinder Pro Yearly$29.991 Year
One-time2
  • AI 加油包 50 次$3.99
  • AI 加油包 120 次$7.99
1 purchases

Electronics Reference

One-time1
  • Buy me a coffee!$0.99

Questions

Is ComponentFinder AI free?
ComponentFinder AI is free to download, with in-app purchases available.
Is Electronics Reference free?
Electronics Reference is free to download, with in-app purchases available.
Do ComponentFinder AI or Electronics Reference have ads?
Neither ComponentFinder AI nor Electronics Reference shows ads.
Which is updated more often, ComponentFinder AI or Electronics Reference?
ComponentFinder AI ships an update every 6 days, and Electronics Reference every 2 months. Most recently, ComponentFinder AI was updated on September 14, 2026 and Electronics Reference on September 21, 2026.

Other comparisons