MathCam vs Chord
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MathCam
Point your device's camera at a math problem to get an instant solution. View step-by-step explanations and see operations highlighted as you progress. Supports a wide range of arithmetic and algebraic problems.
- Camera-based math problem scanning
- Step-by-step solution breakdown
- Color-coded operation highlighting
- Supports basic arithmetic
- Handles order of operations
- Calculates mean, mode, median, and range
- Works on paper, screens, and workbooks
Read full descriptionHide full description
Solves basic math problems using the camera. 1 Hold your iPhone or iPad over a math problem. 2 MathCam scans the problem and shows you the answer. • Tap through the solution step-by-step • See the color coded operations update directly in the math problem • Works with Addition, Subtraction, Multiplication, Division problems • Works with Order of Operations (PEMDAS / BODMAS) problems • Works with Mean, Mode, Median & Range problems • Works with math problems on paper, workbooks, or directly from computer and device screens • Works with single line or multi-line math problems • Works with powers and exponents • Works with whole numbers and decimal numbers MathCam View Finder features • Tap and Hold on device screen to pause scanning • Double-Tap on device screen to change View Finder size and shape • Drag the View Finder anywhere on device screen Screen orientations • Portrait and Landscape Pop quiz: What is 9 / 1.5 + 7 (6 - 3) ? What is the mean, mode, median & range of 2, 4.5, 6, 7, 3, 4.5, 1, 3, 5? MathCam can scan these and give the answer in less time than it takes you to read them.
Chord
Unlock musical creativity with a suite of tools for composing and practicing. Generate chord progressions, practice notation, train your ear, and even use your device as a MIDI keyboard. Includes a macOS version for seamless integration.
- Chord progression generation with inversions and extensions
- Live playback as piano or synth
- MIDI output to macOS
- Guitar chord finder
- Notation reading practice
- Ear training for intervals and voice
- macOS version included
Read full descriptionHide full description
This app plus your ears equals complete freedom in writing music! A comprehensive set of tools for any musician: * Chord Progression: Create beautiful chord progressions with full flexibility - use inversions, sus2, sus4, 7th, 9th, and more. Enjoy live playback as piano or synth, or send MIDI directly to your macOS computer! * Guitar Chords - helps you find and browse guitar chords. * MIDI Keyboard: Transform your phone into a MIDI keyboard for your macOS computer (compatible with macOS Catalina and newer). * Notation Practice: Practice reading notes in both treble and bass clefs. * Chord Calculation: Help you learn how to calculate chords and progressions. * Interval Practice: Practice recognizing and comparing musical intervals by ear. * Voice & Ear Training: Simple, effective tools for voice practice and ear training. * Harmonic Match - helps you mix tracks in key while DJing. * Guitar tuner - helps you tune your guitar to the most popular tunings. * Modulation Pad - Helps when using a compact MIDI keyboard without built-in pitch and modulation controls. Also includes a sustain pedal (compatible with macOS Catalina and newer). Plus, enjoy the macOS version included with your purchase!
Screenshots
Verdict
The clearest difference is price: MathCam at Free against Chord's $3.99. MathCam also leads on iOS requirement (9.3 vs 15.0). Chord's advantage is rating (4.8 vs 1.5) and review sentiment (57% vs 17%). On ads 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
MathCam is free to download; Chord costs $3.99 up front. MathCam sells 1 one-off in-app purchase. Chord asks for nothing beyond the download.
Chord holds the better App Store score, 4.8 against 1.5. That said, the two scores are not equally well evidenced: Chord has 81 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 17% of MathCam's written reviews are positive against 57% of Chord's.
MathCam ships an update every 5 months, Chord every 4 weeks. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.
| Parameter | MathCam | Chord |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 1.5 (11 ratings) | 4.8 (81 ratings) — better |
| Positive reviews | 16.7% of reviews | 57.1% of reviews — better |
| Number of ratings | 11 | 81 — better |
| Update frequency | Every 5 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac, Apple Watch — better |
| Requires iOS | 9.3 — better | 15.0 |
| Further details — not scored | ||
| Size | 33 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Turtle Beach Studio | Roman Sevastyanov |
Customer experience
MathCam
Chord
In-app purchases
MathCam
- MathCam Upgrade$0.95
Chord
No in-app purchases
