EZ Link Setup vs AtmoChem
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EZ Link Setup
This app enables a special feature on EZ Link devices by requiring parental consent and selection of a streaming service. Once activated, it allows access to content through your chosen platform.
- Enable EZ Link feature
- Establish parental consent
- Select preferred streaming service
- Connect to karaoke machine
- Background operation for feature access
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Our EZ Link products are shipped with the EZ Link feature button disabled. To enable this button and use the EZ Link feature, you need to establish parental consent and select a preferred streaming service that the EZ Link will use to access content. Once the feature is enabled, please leave EZ Link Setup App open to allow the EZ Link feature to operate.This is a one-time activation. Once the EZ Link feature is enabled, leave the app running in the background, but you do not need to use this app again unless you wish to disable the feature, or change your preferred streaming service.Do I have to leave the EZ Link Setup App open? The EZ Link button, once enabled, will connect the user to existing playlists on their selected streaming service. To open the streaming service, and access the playlist, the EZ Link Setup App does need to be running.How do I enable the EZ Link feature?To unlock this feature, first, connect the Bluetooth device running this app to the karaoke machine with the EZ Link feature.Next, you will need to answer a few short questions to prove that you are an adult, and then agree to the terms and conditions of using the EZ Link feature. Lastly, select the streaming service you would like the EZ Link feature to use.
AtmoChem
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The kinetic and photochemical data included in this application supports atmospheric science studies. The user is provided access to atmospherically relevant bimolecular, termolecular, and equilibrium rate coefficient and product yield recommendations for reactions and photochemical data for molecules. The literature data used to derive the recommendations is provided graphically and described in the attached notes. The application includes interactive calculators for the calculation of rate coefficients over a range of temperature and pressure conditions and photochemical supporting downloadable files.
Screenshots
Verdict
The clearest difference is update cadence: EZ Link Setup at every 2 months against AtmoChem's every 7 months. 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.
EZ Link Setup ships an update every 2 months, AtmoChem every 7 months. The most recent releases landed on October 5, 2026 and October 13, 2026 respectively.
| Parameter | EZ Link Setup | AtmoChem |
|---|---|---|
| Price | Free | Free |
| Rating | 2.6 (22 ratings) — better | — |
| Positive reviews | 29.8% of reviews | — |
| Number of ratings | 22 — better | — |
| Update frequency | Every 2 months — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 4 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | KIDdesigns, Inc. | TH KOUTSOURAS KAI SIA E.E. |
In-app purchases
EZ Link Setup
No in-app purchases
AtmoChem
No in-app purchases
