Hey! Hydrate! vs AbsolutSweat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Hey! Hydrate!
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A simple app to track your water consumption. Set custom goals and make sure you're drinking enough water. Integrates with Apple Health and has an Apple Watch companion app. Hey! Hydrate!
AbsolutSweat
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This is a biochip-based integrated circuit miniaturization, a professional tool for accurate detection and analysis of markers in sweat
Screenshots
Verdict
The clearest difference is price: AbsolutSweat at Free against Hey! Hydrate!'s $0.99. AbsolutSweat also leads on iOS requirement (15.6 vs 17.6). On update cadence, 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
AbsolutSweat is free to download; Hey! Hydrate! costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Hey! Hydrate! ships an update every 9 days, AbsolutSweat fortnightly. The most recent releases landed on September 9, 2026 and September 20, 2026 respectively.
| Parameter | Hey! Hydrate! | AbsolutSweat |
|---|---|---|
| Price | $0.99 | Free — better |
| Update frequency | Every 9 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Requires iOS | 17.6 | 15.6 — better |
| Further details — not scored | ||
| Size | 1 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Nifty Tree Studios | Shenzhen Refresh Biosensing Technology Co., Ltd. |
In-app purchases
Hey! Hydrate!
No in-app purchases
AbsolutSweat
No in-app purchases
