Comparison

Tuner+ vs SUS4 Vocal Warmup

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

Head to head
About

Tuner+

This app provides perfectly tuned reference notes for various musical instruments, allowing users to tune by ear. It offers both real audio and sine wave sounds and supports VoiceOver accessibility. It does not analyze instrument notes but serves as a quick reference for tuning in any key.

Highlights
  • Plays reference notes for tuning
  • Supports guitar, bass, piano, and more
  • Real audio and sine wave sounds
  • VoiceOver accessibility
  • Tune in any key
Features
Read full description

Tuner+ Tune your Guitar, Bass, Banjo, Mandolin, Cello, Violin, Piano, Viola, or Ukulele in seconds. This app plays perfectly tuned notes for you to match your pitch to. The sounds are both real audio and sine wave form. We're also proud to announce that Tuner+ is now supports full VoiceOver Accessibility. This app does NOT analyze the notes of your instrument to tell you if you are sharp or flat. It is just a quick way to get reference notes for ear tuning in any key. Enjoy! Nick Moby Pixel

About

SUS4 Vocal Warmup

Features
Read full description

Warm up in 3 to 6 minutes, and the mic tells you whether you are landing the notes. More than 80 exercises: lip trills, sirens, scales and runs, leaps, arpeggios, vibrato, mix voice and belt prep. Fully on-device: no cloud, no account. Pick Rehearsal, Pre-Gig or Recovery and follow the routine, or choose single exercises. Two bars show the target note and the note you are singing, with a live accuracy score. • 80+ exercises, with reference pitches • Three guided routines: Rehearsal, Pre-Gig and Recovery • Live pitch-accuracy score from the mic • A history of your scores for each exercise • A streak and an optional reminder For singers before a rehearsal or a gig, choir members, and students between lessons. Twelve exercises are open to everyone. Pro, or SUS4 All-Access across the whole range, adds the full library, the guided routines and your scoring history. Made in the UK by working musicians. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Tuner+4 screens
SUS4 Vocal Warmup4 screens

Verdict

The call

The clearest difference is ads: SUS4 Vocal Warmup at none against Tuner+'s shown. SUS4 Vocal Warmup also leads on update cadence (fortnightly vs every 6 months). Tuner+'s advantage is iOS requirement (13.0 vs 16.0). On price, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Tuner+ sells 1 one-off in-app purchase and SUS4 Vocal Warmup sells 10 in-app purchases, starting at $4.39 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Tuner+ ships an update every 6 months, SUS4 Vocal Warmup fortnightly. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Tuner+ versus SUS4 Vocal Warmup: the parameters behind the verdict, then further details
ParameterTuner+SUS4 Vocal Warmup
PriceFreeFree
Rating4.7 (1.1K ratings) — better—
Positive reviews82.2% of reviews—
Number of ratings1.1K — better—
Update frequencyEvery 6 monthsFortnightly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, Mac, Apple Watch — better
Requires iOS13.0 — better16.0
Further details — not scored
Size9 MB30 MB
Age rating4+4+
DeveloperNick CulbertsonThePaulSmith

Bugs and requests

Tuner+

Reported bugs

2 issues
  • App crashes on certain devices
  • Distortion on some string notes

Requested features

4 requests
  • Add support for alternate tunings
  • Provide visual tuning indicators
  • Include a metronome feature
  • Expand instrument selection

SUS4 Vocal Warmup

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Tuner+

One-time1
  • Remove Ads - Tuner+$0.99
10 purchases

SUS4 Vocal Warmup

Subscriptions7
  • SUS4 All-Access7 Days trial$4.391 Month
  • SUS4 All-Access7 Days trial$5.991 Month
  • SUS4 All-Access7 Days trial$7.991 Month
Show 4 more
  • SUS4 All-Access Annual7 Days trial$19.991 Year
  • SUS4 All-Access Annual7 Days trial$26.991 Year
  • SUS4 All-Access Annual7 Days trial$35.991 Year
  • SUS4 All-Access Annual7 Days trial$51.991 Year
One-time3
  • SUS4 Vocal Warmup Lifetime$54.99
  • SUS4 Vocal Warmup Lifetime$71.99
  • SUS4 Vocal Warmup Lifetime$103.99

Questions

Is Tuner+ free?
Tuner+ is free to download, with in-app purchases available.
Is SUS4 Vocal Warmup free?
SUS4 Vocal Warmup is free to download, with in-app purchases available.
Do Tuner+ or SUS4 Vocal Warmup have ads?
Tuner+ shows ads; SUS4 Vocal Warmup does not.
Which is updated more often, Tuner+ or SUS4 Vocal Warmup?
Tuner+ ships an update every 6 months, and SUS4 Vocal Warmup fortnightly. Most recently, Tuner+ was updated on November 6, 2026 and SUS4 Vocal Warmup on October 31, 2026.

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