Epoch vs Stringz Tuner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Epoch
This music app offers a comprehensive practice toolkit for guitar, ukulele, and bass. It includes a precise tuner, a versatile metronome, and interactive chord and scale tools. Track your practice time and progress with detailed statistics to improve your musical skills.
- Guitar, ukulele, and bass tuners
- Alternate and custom tunings
- Metronome with adjustable tempo and beats
- Chord library and change trainer
- Scale practice and quizzes
- Practice statistics and history tracking
- Apple Watch integration
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Epoch is a tuner, metronome and practice companion for guitar, ukulele and bass, with chord tools, scale practice and statistics that keep track of every minute you play. TUNER • Guitar, ukulele and bass tuners: pick a string and the meter tells you when it's in tune. • Popular alternate tunings such as Drop D, Open G, Open D and half step down, plus your own custom tunings. • Chromatic tuner with a piano keyboard: play a reference note, or switch to pitch detection to see the note you sing or play, with a live pitch trace. METRONOME • Turn the dial to set any tempo from 30 to 250 BPM. • 2 to 9 beats per bar with an accented first beat, and 1 to 4 clicks per beat. • A focus timer for timed practice sessions. GUITAR TOOLS • Chord library, and beginner chords to start with. • Chord progressions to play along with. • Chord change trainer: just play, Epoch hears each chord and counts your changes, one minute per round. • Scale practice and quizzes, and the CAGED shapes across the whole neck. PRACTICE STATISTICS • Practice records itself. Follow your minutes by kind, keep your streak, look back on your history and share your day. WHEREVER YOU PLAY • Apple Watch: tune, keep time and track practice from your wrist; sessions sync back to your iPhone. • Widgets: chord of the day, music theory cards, fretboard and ear quizzes, and your practice stats on the Home Screen. • Light and dark appearances, landscape layouts and iPad support. EPOCH PRO Unlock auto string detection, 88-key pitch detection, custom tunings, all chord voicings, CAGED shapes, chord progressions, guided practice, scale practice and quizzes, metronome rhythms and tap tempo, background playback with a Live Activity, goals and reminders, and iCloud sync. Choose a monthly or yearly subscription, or a one-time lifetime purchase.
Stringz Tuner
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Stringz is a guitar tuner and metronome built for your wrist first. Most tuners treat the Apple Watch as an afterthought. Stringz works the other way round: everything happens on the watch, and the iPhone app mirrors it on a bigger screen. Settings follow you between the two. THE METRONOME • Spin the Digital Crown to set the tempo from 40 to 240 BPM. Tap anywhere to start and stop. • Feel every beat, hear it, or neither — the pulse on screen keeps time on its own, so you can practise silently. • Time signatures from 2/4 through 7/8, with an accented downbeat you can switch off. • Subdivisions: eighths, triplets and sixteenths. • Tap tempo, for matching a song by ear. • Keeps running when you lower your wrist. THE TUNER • Automatic mode: play a string and Stringz names it, shows how many cents off you are, and tells you which way to turn the peg. • Manual mode: tap a string to hear it, strum across all six, or hold one to sustain it for as long as you need. • Tune by ear against a real plucked string tone, not a flat electronic beep. • Adjustable reference pitch, 415 to 455 Hz. BUILT PROPERLY • A pitch detector that doesn't mistake a plucked low E for the octave above — the mistake most tuners make, because that string's fundamental is quieter than its harmonics. • Metronome timing computed from a fixed anchor rather than accumulated, so it cannot drift however long you practise. • Haptics tuned per beat, so the downbeat feels different from the rest of the bar. PRIVATE BY DEFAULT • No accounts, no sign-in, no ads, no analytics. • No network requests at all. The app has no networking code in it. • The microphone is used only to measure pitch, in real time, on your device. Audio is never recorded, saved or sent anywhere. FREE, PROPERLY FREE Every feature is free and always will be. There are no paywalls, no subscriptions and nothing held back. If Stringz becomes part of your practice, there is an optional tip jar in Settings — it unlocks nothing, because there is nothing left to unlock.
Screenshots
Verdict
Epoch and Stringz Tuner are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Epoch sells 3 in-app purchases, starting at $2.99 per month and Stringz Tuner sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
| Parameter | Epoch | Stringz Tuner |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (29 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 29 — better | — |
| Update frequency | Every 6 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, Apple Watch |
| Requires iOS | 18.6 | 18.0 — better |
| Further details — not scored | ||
| Size | 32 MB | 4 MB |
| Age rating | 9+ | 4+ |
| Developer | 磊 潘 | PureTech, Co. |
In-app purchases
Epoch
- EpochPro Monthly$2.991 Month
- EpochPro Yearly14 Days trial$19.991 Year
- EpochPro Lifetime$24.99
Stringz Tuner
- Small Tip$1.99
- Medium Tip$4.99
- Large Tip$9.99









