StimuliApp vs Rybit Europe
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
StimuliApp
Create precise psychophysical tests on iOS devices without programming. Assess perceptual capabilities using various stimuli like images, sounds, and videos with synchronized visual and auditory output. Features include real-time preview and automatic report generation.
- Precise timing with Metal framework
- 60 or 120 Hz test options
- Synchronized visual and auditory stimulation
- Interactive stimulus creation with preview
- Automatic report generation
- Gamma-correction features
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StimuliApp is an app designed to create psychophysical tests with precise timing on iOS devices (iPad and iPhone). Psychophysical tests are tests to assess perceptual capabilities. With a simple system of menus, different types of tests including the most common stimuli (gabors, random dots, images, sounds and videos among others) can be created. Programming skills are not necessary. Features: - Precise timing (frames are not dropped) thanks to the use of the native framework Metal, which provides a direct access to the GPU of the iOS device. - Option to run tests at 60 or 120 Hz depending on the model of the device. - Visual and auditory stimulation are synchronized. - Interactive creation of stimuli using real-time preview. - Possibility of using different spatial and time units. - Gamma-correction features. - Automatic report generation.
Rybit Europe
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Rybit is the eBike rental app to meet the needs of individuals/businesses in Food Delivery, Grocery Delivery, transportation, hotel and tourism with dedicated electric bikes. Using an ebike as your choice of transport is great for body, mind and spirit. We design and partner with reputable vehicle manufacturers to offer a wide range of options based on your needs. Each and every vehicle we recommend is market proven and tested with existing partners and clients. Rybit has a team of experienced mechanics to take care of the ebikes in optimal conditions. If you don’t want any hassle with maintenance, our team will be at your service. Just follow these 3 steps to use Rybit! Easy peasy: 1. Go to Rybit rental site and sign up your account 2. Look for your favorite ebike and scan the QR code on the vehicle to collect. You can unlock and lock the eBike according to your needs! 3. Return the vehicle to us and click the “return” button to end your rental Now you can be proud you’ve done something great for you and great for the environment too! For more info, please contact us at Contact Customer Service: contact@rybit.io
Screenshots
Verdict
The clearest difference is iOS requirement: StimuliApp at 13.0 against Rybit Europe's 16.4. On price, update cadence, ads and in-app purchases 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.
StimuliApp ships an update every 6 weeks, Rybit Europe monthly. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.
| Parameter | StimuliApp | Rybit Europe |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 6 weeks | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 10 MB | 108 MB |
| Age rating | 4+ | 4+ |
| Developer | Rafael Marin Campos | Moov Technology (S) Pte. Ltd. |
In-app purchases
StimuliApp
No in-app purchases
Rybit Europe
No in-app purchases









