Oasis vs Callaloo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Oasis
Discover healthier products with independent lab testing. This platform provides transparent data and unbiased ratings for items like water, filters, and supplements, helping you make informed choices for your well-being.
- Independent lab testing
- Transparent data
- Unbiased product ratings
- Personalized recommendations
- Purity and safety insights
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The #1 trusted and original platform for finding what's healthy. Independent lab tests and top ranking waters, filters, supplements, foods and more! We live in a world of products that poison us, brands that hide the truth, and governments that fail to safeguard our health. Oasis is here to change that. Starting with water, filters, and air purifiers, we help you find the healthiest products through independent lab testing and transparent data. Why Oasis? - Unbiased & Transparent: We charge to fund expensive lab testing and remain independent—no ads, no hidden agendas. - Lab-Tested Ratings: Get trusted insights into product purity, safety, and environmental impact. - Personalized Recommendations: Tailored suggestions based on your health and lifestyle goals. Subscription plans: • Free: access all lab results and reports • Oasis Pro: $47 /yr: top rankings, advanced features Funds from subscriptions go to further research and help us remain independent. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://www.oasiswater.app/privacy-policy
Callaloo
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Callaloo helps your parents order what they need in 2 clicks. One family grocery list. Makes delivery service simply for your parents or loved ones. Parents open the app, choose what they need, and send an order request in seconds. The family members gets notified, checks out with their preferred store, and marks the request ordered. Callaloo helps households keep a shared grocery list and coordinate restocks without the chaos of group chats or parents learning a new app. Ordering done with 2 clicks.
Screenshots
Verdict
The clearest difference is in-app purchases: Callaloo at none against Oasis's 7. Callaloo also leads on ads (none vs shown). Oasis's advantage is iOS requirement (18.0 vs 26.2). On price 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. Oasis sells 7 in-app purchases, starting at $4.99 per 7 days. Callaloo asks for nothing beyond the download.
| Parameter | Oasis | Callaloo |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (13K ratings) — better | — |
| Positive reviews | 19.5% of reviews | — |
| Number of ratings | 13K — better | — |
| Update frequency | Every 2 days | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 18.0 — better | 26.2 |
| Further details — not scored | ||
| Size | 82 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Cormac Hayden | Bruce Elliott |
Bugs and requests
Oasis
Reported bugs
3 issues- App freezes or fails to load
- Login/sign-in issues
- Scrolling and navigation problems
Requested features
4 requests- Ability to browse without signing up
- More transparent rating system
- Improved search and filtering options
- Integration with water quality databases
Callaloo
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Oasis
- Oasis Weekly$4.997 Days
- Oasis Pro$7.991 Month
- Oasis Pro3 Days trial$12.991 Month
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- Oasis Pro3 Days trial$29.991 Year
- Oasis Pro (annual)3 Days trial$47.001 Year
- Oasis Pro (annual)3 Days trial$59.991 Year
- Oasis Pro (annual)3 Days trial$69.991 Year
Callaloo
No in-app purchases









