D'Tools vs Precise Strobe Tuner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
D'Tools
This app is a comprehensive toolkit for guitarists, offering features like a chord library, scale explorer, digital tuner, and metronome. It provides professional-grade utilities to help players of all levels improve their technique and explore musical possibilities.
- Chord library with 7,000+ chords
- Scale and arpeggio explorer
- Professional-grade digital tuner
- Hyper-accurate digital metronome
- Chord finder by fret selection
- Lefty mode for chords
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Newly updated to support the latest iPhones and iOS 12, D'Tools (formerly Guitar Tools) is the ultimate hand-held utility kit for guitar players of any style or skill level, brought to you by D'Addario & Company, Inc., the world's largest designer, manufacturer and distributor of musical instrument accessories. Enjoy the full functionality of the Chordmaster and Scale Wizard apps, the core features of ProTune and ProTempo. Developed exclusively for iOS by the minds at Audiofile Engineering, D'Tools packs a wealth of easy-to-use, professional-grade guitar utilities into one elegant application for your iPhone or iPod touch. FEATURES: CHORDS Explore a library of more than 7,000 guitar chords by simply tapping and strumming the touch screen. View chords in every position up and down the guitar neck and hear each one played back in pristine audio. There's even a "lefty" mode for the oft-neglected southpaw. CHORD FINDER You know how to play it, but what do you call it? Select frets and finger positions to discover the proper name for your chord. SCALES Improve your technique by choosing from thousands of scales, modes and arpeggios to practice. Try multiple positions and alternate tunings to boost your versatility. Use "big stretches" for unique, challenging fingerings. TUNER Keep your instrument in tune with a professional-grade digital tuner, powered by Audiofile Engineering's precise AETune™ pitch detection technology. Choose between strobe or needle interface and access dozens of presets. METRONOME Keep in time with a hyper-accurate and visually stunning digital metronome. Set tempos numerically or by tapping the touch screen. Choose from multiple sounds and time signatures. --- D'Tools was developed by Audiofile Engineering, a leading developer of audio software for OS X and iOS.
Precise Strobe Tuner
Achieve perfect pitch with real strobe tuning technology, offering unmatched accuracy for a variety of instruments. Its bright, easy-to-read display is ideal for dark performance venues, and it supports custom and alternative tunings.
- Genuine strobe tuning technology
- Automatic pitch detection
- Intelligent noise filter
- Unmatched low-frequency accuracy
- Bright, easy-to-read display
- Multiple tunings supported
- No ads
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Experience the ultimate precision and accuracy in tuning your instrument with StroboPro, leveraging harmonics-tracking technology and a bright, easy-to-read display. Move beyond "simulations" and embrace the authenticity of harmonic tracking with StroboPro. Start your tuning journey with our straightforward cents display to get close to the perfect pitch, then use the strobes to dial it in. Features that Set Us Apart: - Independent harmonics: captures and displays each individual harmonic of your instrument, with each strobe tracking an individual harmonic. Display up to 10 visible harmonics at once for a complete picture of your tone. - Dynamic, high-contrast, high-fps display. - Automatic Pitch Detection: StroboPro detects pitch effortlessly, ensuring your instrument is perfectly in tune. - Intelligent Background Noise Filter: Achieve a flawless tuning experience as unwanted noise is intelligently eliminated. - Built-in Pitch Pipe: Generate reference tones for ear training or quick tuning checks, with a Sine waveform (includes a harmonics mode). - Unmatched precision and accuracy for low-frequency notes, ideal for low-frequency instruments like piano and bass. - Supports numerous guitar tunings including dropped tunings, 4-string, 5-string, 6-string, and more. - Piano Tuning Assistant (Beta): Measure the unique inharmonicity of your piano and generate custom tunings for a perfect stretch across the entire keyboard. - Share Custom Tunings: Send your custom tunings to other musicians via a simple link. - Echo Mode: Audio-first tuning guidance designed for visually impaired users. The app listens for your pitch and plays a guiding tone to the target. - Accessibility built in: a large, high-contrast display, full screen-reader/VoiceOver labels on every control, and Echo Mode for hands-free, audio-first tuning. - Note locker lets you dial in filtering for a specific note and each individual harmonic, even in noisy environments. What Musicians Say: "I retired my Korg tuner after I got this app. I've tried many other tuner apps and this is the best." — Steel Guitar Player "Finally a tuner that doesn't suck! A modern interface. Precise. It just opens the tuner directly without any ads." — Leonardo M "This tuner is certainly the best one you can get on the market. I've tried quite a few, this is my go-to, I couldn't get along without it." — Bruce C. "I am pro piano tuner and had many tuner softwares. This is so far the most clean and neat interface I have ever seen. Some software cost almost one thousand dollars but ugly old interface." — Tony Z, Pro Piano Tuner "I've been playing guitar since I was eight. I am now 69. I love this tuner." — Gazorbo We Value Your Opinion Your feedback and reviews are crucial to making StroboPro one of the best tuning apps for musicians on iOS. Privacy: We don't collect your data. Period. LEGAL: - Privacy Policy: https://strobopro.se/privacy.html - Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: support@applicaudia.se Website: strobopro.se
Screenshots
Verdict
The clearest difference is rating: Precise Strobe Tuner at 4.8 against D'Tools's 3.6. Precise Strobe Tuner also leads on review sentiment (89% vs 49%) and update cadence (weekly vs every 4 months). D'Tools's advantage is iOS requirement (12.0 vs 15.1). On price, ratings volume, 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
Both are free to download. D'Tools sells 1 one-off in-app purchase and Precise Strobe Tuner sells 6 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
Precise Strobe Tuner holds the better App Store score, 4.8 against 3.6. Both are backed by a comparable volume of ratings — 30 and 85 respectively. Written reviews point the same way: 49% of D'Tools's written reviews are positive against 89% of Precise Strobe Tuner's.
D'Tools ships an update every 4 months, Precise Strobe Tuner weekly. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.
| Parameter | D'Tools | Precise Strobe Tuner |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (30 ratings) | 4.8 (85 ratings) — better |
| Positive reviews | 49.0% of reviews | 88.9% of reviews — better |
| Number of ratings | 30 | 85 — better |
| Update frequency | Every 4 months | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 31 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | D'Addario & Company, Inc. | Applicaudia AB |
Customer experience
D'Tools
Precise Strobe Tuner
Bugs and requests
D'Tools
Reported bugs
14 issues- Chord finder crashes app repeatedly
- Tuner stops working after iOS updates
- Microphone access not granted or requested properly
- Audio/sound stops working after app closure
- Metronome has no sound intermittently
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- App crashes when accessing 'Find Stores' or 'Find Teachers' features
- Chord finder displays 'no chord' for valid chords
- Tuner reads notes sharp or flat (off by semitones)
- App crashes after receiving phone calls
- Chord finder cannot recognize bar chords
- Cannot select open strings in chord finder
- App requires internet connection to function
- Incompatibility with iOS 7, 8, 11, and 12.5.7
- Tuner frequency range too limited (doesn't go below A1)
Requested features
13 requests- Mute button for metronome
- Bluetooth audio output for metronome
- Dark mode/dark background for tuner visibility
- Ability to change tuning in chord dictionary
- Auto-play feature for continuous chord/scale playback
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- Poly-rhythm metronome
- 3 notes per string scale display option
- Bass-specific scale options
- Ability to play pitch reference tone (440Hz, etc.)
- Support for alternate tunings
- Background metronome playback during multitasking
- Restore previous purchases button
- Microphone access request on app launch
Precise Strobe Tuner
Not enough reviews yet to summarise bugs or requests.
In-app purchases
D'Tools
- Buzz Feiten Tuning System$19.99
Precise Strobe Tuner
- StroboPro Universal Pro7 Days trial$1.991 Month
- Unlock Premium Features$1.991 Month
- StroboPro Universal Pro7 Days trial$14.991 Year
Show 1 moreShow fewer
- Annual Subscription$14.991 Year
- StroboPro Pro (Lifetime)$14.99
- Premium for lifetime$14.99
Questions
Is D'Tools free?
Is Precise Strobe Tuner free?
Which has better reviews, D'Tools or Precise Strobe Tuner?
Do D'Tools or Precise Strobe Tuner have ads?
Which is updated more often, D'Tools or Precise Strobe Tuner?
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