StringLab vs Tune Lab
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
StringLab
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StringLab is a fast, accurate tuner for guitar, bass, and ukulele players who care about getting it exactly right. Play a string and StringLab instantly locks onto the note ā it automatically detects which string you're tuning and shows you precisely how far off you are and which way to turn the peg. No menus, no tapping between strings. Just tune. FEATURES ⢠Automatic string detection ā play any string and StringLab finds it ⢠Guitar, bass, and ukulele tuning libraries ā standard, drop, open, and alternate tunings ⢠Chromatic mode ā tune any instrument to any note, free ⢠Custom tunings ā save your own and recall them instantly ⢠Instrument rigs ā keep multiple setups ready and switch in one tap ⢠Adjustable reference pitch (A4 calibration) ⢠Virtual capo ā transpose your target tuning up or down by semitones ⢠Clean, readable gauges in several styles ⢠Built-in pitch pipe ⢠Light and dark themes STRINGLAB PRO ā one-time purchase, no subscription ever ⢠The complete tuning library for every instrument ⢠Premium gauge styles: Target, Precision, Trail, Dials, and Pulse ⢠Metronome and a custom theme editor ⢠Unlimited custom tunings and saved instrument rigs ⢠Extended transpose range Tune up. Play in tune. StringLab.
Tune Lab
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Tune Lab ā Simple, accurate guitar tuner that works instantly. Just pluck a string. Tune Lab listens through your microphone and shows you exactly how in tune you are ā no buttons to press, no setup needed. FEATURES ⢠Real-time pitch detection via microphone ⢠Visual needle dial showing deviation in cents ⢠All 6 guitar strings: E2 Ā· A2 Ā· D3 Ā· G3 Ā· B3 Ā· E4 ⢠Reference tone for each string to tune by ear ⢠Clean dark interface, easy to read in any lighting ⢠No internet required Ā· No account needed Ā· Completely free
Screenshots
Verdict
The clearest difference is in-app purchases: Tune Lab at none against StringLab's 1. StringLab's advantage is update cadence (every 9 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. StringLab sells 1 one-off in-app purchase. Tune Lab asks for nothing beyond the download.
StringLab ships an update every 9 days, Tune Lab every 2 months. Both last shipped on October 28, 2026.
| Parameter | StringLab | Tune Lab |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 9 days ā better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No ā better |
| Devices | iPhone, iPod | iPhone, iPad, iPod ā better |
| Requires iOS | 15.1 ā better | 15.6 |
| Further details ā not scored | ||
| Size | 60 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | ZapArc | VAN ANH AUDIO COMPANY LIMITED |
In-app purchases
StringLab
- StringLab Pro$9.99
Tune Lab
No in-app purchases
Questions
Is StringLab free?
Is Tune Lab free?
Do StringLab or Tune Lab have ads?
Which is updated more often, StringLab or Tune Lab?
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