Comparison

Harmonizer audio effect vs DLYM

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

Head to head
About

Harmonizer audio effect

This real-time audio effect app shifts pitch and adds harmonies to your original sound. It functions as an Audio Unit plugin or a standalone effect using your device's microphone or external audio interfaces. The pitch shifting preserves the original timing and tempo.

Highlights
  • Real-time pitch shifting
  • Two harmony voices
  • Smooth pitch shift controls
  • Adjustable voice volumes
  • Master reverb effect
  • Standalone mode via microphone
Features
Read full description

Harmonizer is real time audio pitch shifter effect that can mix harmonies into the original signal or run as realtime pitch shifter. The app works as an Audio Unit plugin and can also be used as stand alone real time effect via the device microphone or using iRig or similar device. The pitch shifting does NOT affect timing so the tempo stays the same. Features: - 2 harmony voices - smooth pitch shift controls - half tones and cents - dry volume (original voice) - efx 1 volume (pitch shifted voice 1 volume) - efx 2 volume (pitch shifted voice 2 volume) - reverb (master reverb) - EFX on/off button (in stand alone mode) If you play acoustic instrument you can use headphones without a mic and put the phone close to your instrument so the app will work as realtime effect. Now you can play and sing with harmonies.

About

DLYM

This app provides rich chorus and flanger audio effects for compatible AUv3 hosts. Transform mono sounds into immersive stereo with advanced processing and intuitive controls. Explore 40 presets and various modulation waveforms to shape unique sounds.

Highlights
  • Chorus and flanger effects
  • AUv3 plugin compatibility
  • Stereo width control
  • Time-syncable modulation waveforms
  • Preset manager with 40 patches
  • Intuitive interface
Features
Read full description

DLYM is a powerful audio effect designed to deliver rich chorus and flanger effects with advanced processing technology. Inspired by the classic chorus of the DRC synth, DLYM elevates this signature sound, bringing it to all compatible AUv3 hosts. Transform any mono sound into immersive stereo, adding subtle depth or creating bold, transformative effects. With 40 presets to ignite your creativity, you’ll be shaping unique sounds in no time. DLYM’s intuitive interface features large, precision knobs for effortless, fine-tuned control, designed to enhance workflow with a focus on simplicity and functionality. Key Features: - 2 Distinct Processing Modes: Analog emulation and Dimension style - 6 Time-Syncable Modulation Waveforms: Sine, Square, Saw, Triangle, Sample & Hold, and Filtered Sample & Hold - Adjustable Stereo Spread for flexible width control - Frequency Crossover/Filter for tailored effect range - Preset Manager with 40 patches for instant inspiration "This is one of the best AU effects available on iOS, hands down. The sounds you can create are just incredible, and the controls give you so much flexibility. Highly recommended for anyone looking to add unique effects to their mixes!” "This is a fantastic AUv3 with huge sonic possibilities. I’ve tried a lot of delay-based effects, but this one offers more options and control. A must-have for sound designers and musicians who want to experiment." "This is one of the best fx plugins on iOS. And the fact that it supports AUv3 just makes it so much more flexible. Great for both subtle and wild effects!" "DLYM is brilliant. I use it to add chorus effects to a range of instruments, and the stereo spread function is incredibly effective. The interface is super user-friendly too." "Absolutely love this modulator! It offers great flexibility and depth in sound manipulation. I’ve even used it on vocals, and the results are fantastic. Must try!" "This app has really improved the quality of my projects! I don’t know what I’d do without it at this point. Highly customizable and always reliable." "One of my go-to effects plugins. I appreciate how responsive the controls are and the wide range of waveforms. The preset manager is also very handy for saving my settings." "Fantastic sound quality and creative options. I can spend hours just exploring different configurations with this. It’s now an essential part of my workflow."

Screenshots

Harmonizer audio effect3 screens
DLYM2 screens

Verdict

The call

The clearest difference is review sentiment: DLYM at 72% against Harmonizer audio effect's 23%. DLYM also leads on rating (4.4 vs 3.0) and ratings volume (109 vs 9). Harmonizer audio effect's advantage is price ($1.99 vs $3.99) and iOS requirement (10.0 vs 17.0). On update cadence, ads, in-app purchases and monetization model 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

Harmonizer audio effect costs $1.99 and DLYM $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

DLYM holds the better App Store score, 4.4 against 3.0. That said, the two scores are not equally well evidenced: DLYM has 109 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 23% of Harmonizer audio effect's written reviews are positive against 72% of DLYM's.

UpkeepUpdate frequency

Harmonizer audio effect ships an update every 8 months, DLYM every 5 months. The most recent releases landed on November 2, 2026 and November 13, 2026 respectively.

Scorecard5 real differences · 5 level
Harmonizer audio effect versus DLYM: the parameters behind the verdict, then further details
ParameterHarmonizer audio effectDLYM
Price$1.99 — better$3.99
Rating3.0 (9 ratings)4.4 (109 ratings) — better
Positive reviews23.1% of reviews71.9% of reviews — better
Number of ratings9109 — better
Update frequencyEvery 8 monthsEvery 5 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS10.0 — better17.0
Further details — not scored
Size14 MB114 MB
Age rating4+4+
DeveloperAleksandar MlazevImaginando Lda

Customer experience

Harmonizer audio effect

All ratings9 ratings
Positive44.4%
Neutral0.0%
Negative55.6%
Written reviews13 reviews
Positive23.1%
Neutral0.0%
Negative76.9%

DLYM

All ratings109 ratings
Positive86.2%
Neutral5.5%
Negative8.3%
Written reviews32 reviews
Positive71.9%
Neutral12.5%
Negative15.6%

In-app purchases

None

Harmonizer audio effect

No in-app purchases

None

DLYM

No in-app purchases

Questions

Is Harmonizer audio effect free?
Harmonizer audio effect costs $1.99, with no in-app purchases.
Is DLYM free?
DLYM costs $3.99, with no in-app purchases.
Which has better reviews, Harmonizer audio effect or DLYM?
DLYM is rated higher. Harmonizer audio effect averages 3.0 out of 5 from 9 ratings, while DLYM averages 4.4 from 109 ratings.
Do Harmonizer audio effect or DLYM have ads?
Neither Harmonizer audio effect nor DLYM shows ads.
Which is updated more often, Harmonizer audio effect or DLYM?
Harmonizer audio effect ships an update every 8 months, and DLYM every 5 months. Most recently, Harmonizer audio effect was updated on November 2, 2026 and DLYM on November 13, 2026.

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