Owlet vs Chromesthize
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Owlet
This app uses a physical manipulative to teach arithmetic operations. Students model addition, subtraction, multiplication, and division using colored lights on a board, with the app reflecting their work in real-time. It offers various modes for exploration, problem-solving, and creation.
- Model arithmetic operations with colored lights
- Real-time app and board synchronization
- Addition, Subtraction, Multiplication, Division modes
- Explore, Make, Solve, Find, and Create activities
- Supports missing number problems
- Create custom arithmetic problems
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Owlet: GlowGrid is one of a series of apps that use the Owlet GlowBoard manipulative. The specific focus of GlowGrid is using the GlowBoard to understand arithmetic operations like addition and subtraction. Students turn the dials on the GlowBoard to model arithmetic operations with the colored lights. The GlowGrid app communicates in real time with the GlowBoard, so the app reflects student work with the GlowBoard. GlowGrid has five modes for five arithmetic operations: Addition, Subtraction, Multiplication, Division, and Division with Remainders. Each operation has five different activities. - Explore: Students turn the dials to model arithmetic equations on the GlowBoard. The tablet shows the students the equation that they are modeling. - Make: The app challenges students to use the operation to make a target number in different ways, i.e. Make 11 in 9 different ways. - Solve: The app challenges students to solve arithmetic problems with the GlowBoard. - Find: The app challenges students to solve missing number problems with the GlowBoard. - Create: Students can create their own problem and use the GlowBoard to demonstrate the solution.
Chromesthize
This application transforms music into a dynamic visual experience by assigning unique colors to each musical note in real time. Explore a customizable, ever-changing canvas that reacts to any sound, offering a unique way to perceive audio.
- Real-time audio visualization
- Customizable color mappings
- Presets inspired by famous synesthetes
- Built-in tone preview
- Adjustable visual effects
- Distraction-free interface
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Chromesthize visualizes music as color in real time. Play an instrument, put on a song, or sing — and watch as each musical note blooms into its own color on screen. Inspired by chromesthesia, a form of synesthesia where people see colors when they hear music, the app maps each of the 12 pitch classes to a distinct color. The result is an immersive, ever-shifting canvas that responds to whatever you're hearing. FEATURES - Real-time visualization of live audio through your microphone - Customizable color mappings — assign any color to any musical note - Presets inspired by famous synesthetes: Scriabin, Rimsky-Korsakov, and Newton - Hear each note while choosing its color with built-in tone preview - Adjustable glow, trail length, sensitivity, and contrast - Settings sync across devices via iCloud - Minimal, distraction-free interface — just music and color Whether you experience synesthesia yourself and want to match your personal color associations, or you're simply curious what your favorite music looks like, Chromesthize turns sound into something you can see.
Screenshots
Verdict
The clearest difference is iOS requirement: Owlet at 12.0 against Chromesthize's 18.0. On price, rating, ratings volume and update cadence 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.
On the App Store both sit at effectively the same score — 5.0 for Owlet against 5.0 for Chromesthize. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
Owlet ships an update every 3 months, Chromesthize every 2 months. The most recent releases landed on October 12, 2026 and October 19, 2026 respectively.
| Parameter | Owlet | Chromesthize |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (2 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPad, Mac | iPhone, iPad |
| Requires iOS | 12.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 124 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | BirdBrain Technologies LLC | Jeffrey Wescott |
Customer experience
Owlet
Chromesthize
In-app purchases
Owlet
No in-app purchases
Chromesthize
No in-app purchases









