Comparison

BOSS Effect Loader vs Guitar Tuner

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

Head to head
About

BOSS Effect Loader

This application allows users to load effects into the PX-1 Plugout FX device. It offers a selection of free effects and the option to purchase additional model passes within the app. An internet connection and Roland Account are required for full functionality.

Highlights
  • Load effects into PX-1 Plugout FX
  • 16 free effect models included
  • Purchase additional model passes
  • Bluetooth or USB connection
  • Requires Roland Account
Features
Read full description

● BOSS EFFECT LOADER is an app for loading effects into the PX-1 Plugout FX. * Need an internet connection and a registered Roland Account are required to use the BOSS EFFECT LOADER. ● The following 16 models are available for free use: OD-1/SP-1/PH-1/SG-/CS-1/TW-1/SD-1/DS-1/CE-2/OC-2/BF-2/PN-2/DD-2/DF-2 ● Additional Model Passes can be purchased within the app. ● Connect the BOSS PX-1 Plugout FX and your iPhone/iPad via Bluetooth® (*1) or USB cable (*2) to use this app. *1 Set up the Bluetooth connection in the Connection Window displayed after the app is launched. *2 When connecting to an iPhone/iPad equipped with a USB Lightning port, you will need Apple's genuine “Lightning to USB 3 Camera Adapter.”

About

Guitar Tuner

A straightforward tuning application designed for musicians of all levels. It offers both preset and chromatic tuning options with a clear, intuitive display for easy operation. Get ready to play with confidence with accurate, satisfying tuning.

Highlights
  • Preset tuner with preset notes
  • Chromatic tuner for any tuning
  • Easy-to-read color and shape display
  • Intuitive instrument imagery
  • Clear response for in-tune indication
  • Ready to use immediately upon download
Read full description

Quick. Easy to read. Locked-in tuning. A simple tuner app that you can use anytime, anywhere. The app features a preset tuner with preset notes for quick and easy tuning, and a chromatic tuner that can handle any tuning. It can be used with confidence by both beginning and intermediate-level players. Ready to use right away Once downloaded, you can start tuning right away. This is the perfect app for those who need to start tuning immediately. Easy-to-read screen for intuitive operation The color and shape of the display make it easy to see the position of the sound at a glance. In addition, an image of the instrument gives you an intuitive feel for where to use the tuner. This tuner app has an easy-to-read screen design that anyone can use without difficulty. Tuning with satisfaction A clear response is displayed when the sound is in tune. This lets you experience the satisfying feeling of being perfectly in tune and helps you play with confidence.

Screenshots

BOSS Effect Loader2 screens
Guitar Tuner4 screens

Verdict

The call

The clearest difference is rating: Guitar Tuner at 4.8 against BOSS Effect Loader's 3.5. Guitar Tuner also leads on in-app purchases (none vs 8) and update cadence (monthly vs every 5 months). BOSS Effect Loader's advantage is iOS requirement (15.6 vs 17.0). On price, ads 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. BOSS Effect Loader sells 8 one-off in-app purchases. Guitar Tuner asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Guitar Tuner holds the better App Store score, 4.8 against 3.5. That said, the two scores are not equally well evidenced: Guitar Tuner has 61 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 42% of BOSS Effect Loader's written reviews are positive against 53% of Guitar Tuner's.

UpkeepUpdate frequency

BOSS Effect Loader ships an update every 5 months, Guitar Tuner monthly. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

Scorecard7 real differences · 3 level
BOSS Effect Loader versus Guitar Tuner: the parameters behind the verdict, then further details
ParameterBOSS Effect LoaderGuitar Tuner
PriceFreeFree
Rating3.5 (8 ratings)4.8 (61 ratings) — better
Positive reviews41.7% of reviews53.3% of reviews — better
Number of ratings861 — better
Update frequencyEvery 5 monthsMonthly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.0
Further details — not scored
Size3 MB98 MB
Age rating4+4+
DeveloperRoland CorporationYamaha Corporation

Customer experience

BOSS Effect Loader

All ratings8 ratings
Positive62.5%
Neutral0.0%
Negative37.5%
Written reviews12 reviews
Positive41.7%
Neutral33.3%
Negative25.0%

Guitar Tuner

All ratings52 ratings
Positive94.2%
Neutral3.8%
Negative1.9%
Written reviews15 reviews
Positive53.3%
Neutral6.7%
Negative40.0%

In-app purchases

8 purchases

BOSS Effect Loader

One-time8
  • PW-2 Power Driver$9.99
  • XT-2 Xtortion$9.99
  • CS-2 Compression Sustainer$9.99
Show 5 more
  • DM-2 Delay$9.99
  • DC-2 Dimension C$9.99
  • OD-2 TURBO OverDrive$9.99
  • Bundle for PW-2/XT-2/CS-2$19.99
  • Bundle for OD-2/DC-2/DM-2$19.99
None

Guitar Tuner

No in-app purchases

Questions

Is BOSS Effect Loader free?
BOSS Effect Loader is free to download, with in-app purchases available.
Is Guitar Tuner free?
Guitar Tuner is free to download, with no in-app purchases.
Which has better reviews, BOSS Effect Loader or Guitar Tuner?
Guitar Tuner is rated higher. BOSS Effect Loader averages 3.5 out of 5 from 8 ratings, while Guitar Tuner averages 4.8 from 61 ratings.
Do BOSS Effect Loader or Guitar Tuner have ads?
Neither BOSS Effect Loader nor Guitar Tuner shows ads.
Which is updated more often, BOSS Effect Loader or Guitar Tuner?
BOSS Effect Loader ships an update every 5 months, and Guitar Tuner monthly. Most recently, BOSS Effect Loader was updated on November 4, 2026 and Guitar Tuner on November 5, 2026.

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