Authenticator vs Aquadex
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Authenticator
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Authenticator A secure authenticator app for generating time-based and counter-based one-time passwords. Features: ⢠QR code scanning ⢠Manual account entry ⢠Secure backup and restore ⢠Passcode protection
Aquadex
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AquariumLog is a professional aquarium parameter management system designed for hobbyists who treat fishkeeping as a science. PARAMETER TRACKING ⢠6-parameter water test log: pH, NH3 (ammonia), NO2 (nitrite), NO3 (nitrate), temperature, salinity ⢠Threshold-based status engine ā automatic safe / warning / danger classification per parameter ⢠Per-tank historical record with reverse-chronological access ANALYTICS ⢠pH trend chart with ideal-line overlay (7.0 reference) ⢠Nitrogen cycle chart ā ammonia, nitrite, nitrate plotted together ⢠Temperature chart with ideal range (78°F) ⢠Days-running counter, test count, care log count, fish census CARE WORKFLOW 9 care types: water change (with gallons logged), feeding (with food type), filter cleaning, glass cleaning, gravel vacuum, equipment check, algae removal, plant trimming, other. TANK & LIVESTOCK MANAGEMENT ⢠7 tank type presets ā freshwater, saltwater, brackish, planted, betta, goldfish, cichlid ⢠Capacity tracking in gallons ⢠Fish & invertebrate inventory with name, species, date added, alive/deceased status ⢠Per-tank notes DATA OWNERSHIP ⢠Built on SwiftData (Apple native persistence) ⢠100% on-device storage ā no cloud sync, no account, no telemetry ⢠One-tap JSON export of all tanks, tests, logs and livestock ⢠Zero network calls, zero third-party SDKs PLATFORM ⢠iOS 17+ / iPhone-only ⢠Native SwiftUI, optimized for the latest iPhones ⢠Built-in iOS Charts framework If you keep precise records, run controlled water changes, and want to see your nitrogen cycle in graphs ā this is your tool.
Screenshots
Verdict
The clearest difference is iOS requirement: Authenticator at 15 against Aquadex's 17.0. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Authenticator | Aquadex |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | ā |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod ā better | iPhone |
| Requires iOS | 15 ā better | 17.0 |
| Further details ā not scored | ||
| Size | 18 MB | 1 MB |
| Age rating | 9+ | 4+ |
| Developer | ShenZhen Yuyue Technology Co., Ltd. | ę ē |
In-app purchases
Authenticator
No in-app purchases
Aquadex
No in-app purchases









