WelcomPool vs TO.sync
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WelcomPool
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WelcomPool makes pool water treatment easy! WelcomPool is a Bluetooth remote control that lets you control your treatment equipment from your smartphone. Simple and user-friendly, the app lets you - Set your production, pH and ORP parameters - Set the different operating modes of your chlorinator - Adjust the parameters of your appliance (water hardness, polarity inversion, type of corrective agent, presence of flow sensor, etc.) - Alerts and alarms directly on your app - Update the device software directly from your smartphone - View until 10-day rolling history Compatible with the Stérilor EVO 2024 ranges
TO.sync
This app helps Transavia France flight personnel sync their schedules with their calendars. It also provides tools to estimate their earnings. Designed for independent use by flight crew.
- Schedule synchronization
- Calendar integration
- Remuneration estimation
- Independent application
- Flight personnel focus
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TO.sync est une application indépendante à destination des PN Transavia France qui leur permet de synchroniser leur planning avec leurs agendas et d'estimer leur rémunération.
Screenshots
Verdict
The clearest difference is update cadence: TO.sync at every 11 days against WelcomPool's every 2 months. WelcomPool's advantage is iOS requirement (14.0 vs 18.0). 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.
WelcomPool ships an update every 2 months, TO.sync every 11 days. The most recent releases landed on November 7, 2026 and November 10, 2026 respectively.
| Parameter | WelcomPool | TO.sync |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Every 2 months | Every 11 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 14.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 26 MB | 87 MB |
| Age rating | 4+ | 4+ |
| Developer | AS Pool | Adrien VERMEULEN |
In-app purchases
WelcomPool
No in-app purchases
TO.sync
No in-app purchases
