Comparison

tardigrain vs OUTSIDIFY

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

Head to head
About

tardigrain

Create unique sounds by breaking down samples into small fragments and playing them back non-linearly. Explore granular synthesis with adjustable grain size, direction, and step size. Enhance your audio with built-in effects, filters, and modulation options.

Highlights
  • Granular synthesis engine
  • Adjustable grain parameters
  • Built-in effects (reverb, wave shaper, crush)
  • Resonant filter
  • MIDI and MPE modulation
  • Sequencer/arpeggiator
  • LFO modulation
Features
Currently charting
Read full description

Tardigrain is a granular synthesiser for iOS that runs standalone or as an AU plugin. Sounds are created by taking smaller fragments of a sample and playing them back in a non linear fashion, with settings for grain size, direction, step size and more. Process the sound further through effects like reverb, wave shaper and sample crush. Tardigrain supports connections with AudioCopy, AudioBus, Inter App Audio and AUv3. Plus all audio parameters can be modulated by MIDI, as AU parameters and by aftertouch on the build in keyboard. Now also a selected set of parameters can be modulated by LFOs och notes triggered by a new sequencer/arpeggiator. +++ Record your own samples or import using AudioCopy/drag'n drop +++ Chromatic granualar playpack +++ Effects (Wave shaper, Reverb, Sample crusher, Pitch and stereo spread) +++ Resonant filter (low, band and high pass) +++ Keyboard and MPE modulation of any audio parameters +++ Note trigger sequencer/arpeggiator +++ 4 LFO sources for modulating a selected set of parameters +++ Multiple factory presets to get you started +++ Save and load your own settings and samples +++ Inter App Audio, AudioBus and AUv3 +++ Core MIDI, Inter App Audio MIDI and AUv3 MIDI

About

OUTSIDIFY

Explore and manipulate ambient sounds using your smartphone's microphone and speaker. Create unique audio effects, capture environmental resonances, and experiment with sound in real-world spaces. Unleash your creativity and discover new sonic possibilities.

Highlights
  • Create feedback loops
  • Manipulate external sounds
  • Use phone as resonant filter
  • Capture impulse responses
  • Explore real-world acoustics
Read full description

Outsidify allows you to manipulate and explore the sounds happening around your smartphone. The microphone and speaker of your phone are hiding exciting potential: create feedback, manipulate resonances, use your mouth as a resonant filter, capture the impulse responses of your coffee cup or the pipe at the construction site you're accidentally passing by. Just have fun. Your imagination is the only limit. Early electronic music was full of exploration of what you can do with just a microphone and speaker. Now it's your time to explore! Go outside and make sounds outside of your phone. What would you Outsidify? Features - create feedbacks from your phone´s microphone and speaker - play sounds from the speaker and influence them with outside conditions - the world is your resonator - capture impulse responses of any space you can fit your phone into - anytime!

Screenshots

tardigrain4 screens
OUTSIDIFY4 screens

Verdict

The call

The clearest difference is update cadence: OUTSIDIFY at weekly against tardigrain's every 2 months. OUTSIDIFY also leads on rating (4.9 vs 4.6) and review sentiment (89% vs 76%). tardigrain's advantage is chart position (#178 vs unranked) and ratings volume (98 vs 15). On price, 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

tardigrain costs $5.99 and OUTSIDIFY $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

OUTSIDIFY holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: tardigrain has 98 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 76% of tardigrain's written reviews are positive against 89% of OUTSIDIFY's.

UpkeepUpdate frequency

tardigrain ships an update every 2 months, OUTSIDIFY weekly. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

Scorecard6 real differences · 5 level
tardigrain versus OUTSIDIFY: the parameters behind the verdict, then further details
ParametertardigrainOUTSIDIFY
Price$5.99$5.99
Rating4.6 (98 ratings)4.9 (15 ratings) — better
Positive reviews75.9% of reviews88.9% of reviews — better
Number of ratings98 — better15
Update frequencyEvery 2 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
Best chart rank#178 — better—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS11.0 — better15.2
Further details — not scored
Size60 MB8 MB
Age rating4+4+
DeveloperErik SigthBASTL INSTRUMENTS

Customer experience

tardigrain

All ratings96 ratings
Positive88.5%
Neutral4.2%
Negative7.3%
Written reviews87 reviews
Positive75.9%
Neutral9.2%
Negative14.9%

OUTSIDIFY

All ratings15 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews9 reviews
Positive88.9%
Neutral11.1%
Negative0.0%

In-app purchases

None

tardigrain

No in-app purchases

None

OUTSIDIFY

No in-app purchases

Questions

Is tardigrain free?
tardigrain costs $5.99, with no in-app purchases.
Is OUTSIDIFY free?
OUTSIDIFY costs $5.99, with no in-app purchases.
Which has better reviews, tardigrain or OUTSIDIFY?
OUTSIDIFY is rated higher. tardigrain averages 4.6 out of 5 from 98 ratings, while OUTSIDIFY averages 4.9 from 15 ratings.
Do tardigrain or OUTSIDIFY have ads?
Neither tardigrain nor OUTSIDIFY shows ads.
Which is updated more often, tardigrain or OUTSIDIFY?
tardigrain ships an update every 2 months, and OUTSIDIFY weekly. Most recently, tardigrain was updated on October 24, 2026 and OUTSIDIFY on October 27, 2026.

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