Comparison

StringLab vs Tune Lab

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

Head to head
About

StringLab

Features
Read full description

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 — 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 — play any string and StringLab finds it • Guitar, bass, and ukulele tuning libraries — standard, drop, open, and alternate tunings • Chromatic mode — tune any instrument to any note, free • Custom tunings — save your own and recall them instantly • Instrument rigs — keep multiple setups ready and switch in one tap • Adjustable reference pitch (A4 calibration) • Virtual capo — 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 — 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.

About

Tune Lab

Features
Read full description

Tune Lab — 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 — 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

StringLab4 screens
Tune Lab1 screens

Verdict

The call

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. StringLab sells 1 one-off in-app purchase. Tune Lab asks for nothing beyond the download.

UpkeepUpdate frequency

StringLab ships an update every 9 days, Tune Lab every 2 months. Both last shipped on October 28, 2026.

Scorecard2 real differences Ā· 4 level
StringLab versus Tune Lab: the parameters behind the verdict, then further details
ParameterStringLabTune Lab
PriceFreeFree
Update frequencyEvery 9 days — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.1 — better15.6
Further details — not scored
Size60 MB4 MB
Age rating4+4+
DeveloperZapArcVAN ANH AUDIO COMPANY LIMITED

In-app purchases

1 purchases

StringLab

One-time1
  • StringLab Pro$9.99
None

Tune Lab

No in-app purchases

Questions

Is StringLab free?
StringLab is free to download, with in-app purchases available.
Is Tune Lab free?
Tune Lab is free to download, with no in-app purchases.
Do StringLab or Tune Lab have ads?
Neither StringLab nor Tune Lab shows ads.
Which is updated more often, StringLab or Tune Lab?
StringLab ships an update every 9 days, and Tune Lab every 2 months. Most recently, StringLab was updated on October 28, 2026 and Tune Lab on October 28, 2026.

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