Stochastic Signal Processing vs ILCC 2024
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stochastic Signal Processing
Explore the processing of random signals like speech, music, and climate data. This interactive textbook offers dynamic information, films, animations, and 59 real-time laboratory experiments using your device's camera and microphone. It's designed for those with prior signal processing and probability theory knowledge.
- Interactive textbook format
- Dynamic information display
- Films and animations
- 59 laboratory experiments
- Real-time signal processing
- Homework problems
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Speech, music, seismic vibrations, oil prices, and climate measurements are all examples of stochastic (random) signals. In this textbook—intended for individuals with prior training in introductory signal processing and introductory probability theory—we develop techniques to process such signals to extract useful information. We present case studies ranging from music to photographic images to oil prices to climate data to the motion of individual biomolecules. This textbook, as an interactive textbook ("iBook"), makes use of your device's ability to display dynamic information through films and animations and to hear the results of the techniques applied to music. At the end of every chapter there are homework problems ranging from easy to "olympic". We make use of your device's interactive capabilities to offer 59 laboratory experiments in signal processing. The experiments use the camera, the microphone, the speakers, and the graphical user interface. These experiments are not simulations; they are examples of real digital processing of signals in your device. In this time of at-home and online learning, this is the way to learn signal processing through study and experimentation.
ILCC 2024
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The Organizing Committee of the 29th International Liquid Crystal Conference (ILCC2024) invites the worldwide community of liquid crystals to attend the ILCC2024, which will be held for the first time in South America, at the city of Rio de Janeiro – Brazil. This traditional forum will be dedicated to recent advances and perspectives in the field of liquid crystals.
Screenshots
Verdict
The clearest difference is update cadence: ILCC 2024 at every 9 days against Stochastic Signal Processing's every 5 weeks. ILCC 2024 also leads on iOS requirement (13.0 vs 15.0). On price, ads, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Stochastic Signal Processing ships an update every 5 weeks, ILCC 2024 every 9 days. The most recent releases landed on September 25, 2026 and December 17, 2025 respectively.
| Parameter | Stochastic Signal Processing | ILCC 2024 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (6 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 5 weeks | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 73 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Ian Young | Aptor Consultoria e Desenvolvimento de Software LTDA |
In-app purchases
Stochastic Signal Processing
No in-app purchases
ILCC 2024
No in-app purchases
Questions
Is Stochastic Signal Processing free?
Is ILCC 2024 free?
Do Stochastic Signal Processing or ILCC 2024 have ads?
Which is updated more often, Stochastic Signal Processing or ILCC 2024?
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