Comparison

isfizz vs sub808

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

Head to head
About

isfizz

This app plays SFZ files, an open format for sampled sound instruments. It supports various audio file formats, MIDI, and Scala tuning files. It also functions as an Audio Unit Extension (AUv3) for use with other music apps.

Highlights
  • SFZ file playback
  • Audio Unit Extension (AUv3) support
  • Edit SFZ strings
  • Load SFZ files in place
  • Scala tuning file support
  • MIDI support
Features
Read full description

isfizz is a SFZ file player. SFZ is an open text format for sampled sound instruments. This app can load SFZ and play the instrument. - Includes Audio Unit Extension (AUv3). - You can edit SFZ string. - The app loads SFZ files in place without copying the files. - Double tap to enter the value, triple tap to reset. - Supports Scala tuning files (.scl). - Supports MIDI. - Supports 16 out. use the "output=N" opcode in SFZ. Supported sample file format: - .wav (raw PCM) - .aiff - .mp3 - .flac - .ogg (vorbis) - .wv (wavpack) This app is an iPhone/iPad port of sfizz-ui project. The app is made from some sfizz-ui codes and images. About half of the income from this app will be donated to SFZ Tools team. This app and the description contain machine translated text.

About

sub808

Create powerful sub-bass sounds with this intuitive instrument app. Explore analog-inspired flavors, fine-tune saturation, and sculpt your basslines with versatile envelope and shaper controls. Compatible across devices for seamless production.

Highlights
  • 50 Factory Presets
  • 4 Analog Flavors
  • 8 Saturation Modes
  • Filter Cutoff & Glide
  • Handcrafted Envelope & Shaper
  • Cross-platform Compatibility
Features
Read full description

Sub atomic bass. Anywhere. For any mix. sub808 is the end result of countless hours dialing in and perfecting the perfect 808 - so you don’t have to! Experience the instant power of sub808 in your productions and sculpt your bass into something uniquely yours with our intuitive interface, all within moments. At its core, sub808 includes 50 Factory Presets, featuring 4 distinct flavors: Smooth, Tape, Gritty, and Nasty. Each flavor comes with its own unique analog character, providing excellent starting points for your creativity. Fine-tune these sounds to perfection with 8 Saturation modes, offering precise control over drive and mix levels. Smooth Easy-To-Dial-in Filter Cutoff & Glide Times: Experience enhanced versatility with a filter cutoff featuring both pre and post saturation modes, enabling you to position your filter precisely within the signal chain. Elevate your bass playability with the added convenience of an easily adjustable glide function, facilitating seamless pitch bending between your bass lines for added depth and expression. Handcrafted Envelope and Shaper: We’ve dialed in a customized amp envelope, giving you just what you need: Attack & Release. To complement this further, a specialized transient shaper that can sculpt your sound from a smooth bass pad, to PUNCH kick drum sound with ease. Collaborate, Anytime, Anywhere, on Any Machine: Wether you have a fleet of production machines, or if you collaborate with music makers around the world, we have you covered with cross-platform compatibility & presets to make switching between any machine fast and easy. Features - 50 Factory Presets covering multiple genres - 4 distinct Flavors with baked in Analog goodness - 8 Saturation Modes w/ Drive & Mix Controls - Punch Control for Smooth or Punchy bass - Sound sculpting Glide & Attack/Release Controls - Preset Manager included for saving, editing, and loading different presets - Standalone app and AUv3 included

Screenshots

isfizz4 screens
sub8084 screens

Verdict

The call

The clearest difference is review sentiment: isfizz at 100% against sub808's 0%. isfizz also leads on rating (4.7 vs 4.2) and price ($2.99 vs $9.99). sub808's advantage is iOS requirement (12.0 vs 15.0). On ratings volume, 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

isfizz costs $2.99 and sub808 $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

isfizz holds the better App Store score, 4.7 against 4.2. Both are backed by a comparable volume of ratings — 14 and 10 respectively. Written reviews point the same way: 100% of isfizz's written reviews are positive against 0% of sub808's.

UpkeepUpdate frequency

isfizz ships an update fortnightly, sub808 every 6 months. The most recent releases landed on September 19, 2026 and September 7, 2026 respectively.

Scorecard5 real differences · 5 level
isfizz versus sub808: the parameters behind the verdict, then further details
Parameterisfizzsub808
Price$2.99 — better$9.99
Rating4.7 (14 ratings) — better4.2 (10 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings14 — better10
Update frequencyFortnightly — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size6 MB150 MB
Age rating4+4+
DeveloperRyouta KiraOSC Audio

Customer experience

isfizz

All ratings14 ratings
Positive92.9%
Neutral0.0%
Negative7.1%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

sub808

All ratings10 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

isfizz

No in-app purchases

None

sub808

No in-app purchases

Questions

Is isfizz free?
isfizz costs $2.99, with no in-app purchases.
Is sub808 free?
sub808 costs $9.99, with no in-app purchases.
Which has better reviews, isfizz or sub808?
isfizz is rated higher. isfizz averages 4.7 out of 5 from 14 ratings, while sub808 averages 4.2 from 10 ratings.
Do isfizz or sub808 have ads?
Neither isfizz nor sub808 shows ads.
Which is updated more often, isfizz or sub808?
isfizz ships an update fortnightly, and sub808 every 6 months. Most recently, isfizz was updated on September 19, 2026 and sub808 on September 7, 2026.

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