Dilution Calculator vs PManager(Password management)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dilution Calculator
Easily calculate pesticide and fertilizer dilutions with this utility app. It offers basic calculation functions, history management, and unit selection for free. Premium features unlock ad-free use, additional calculation modes, and result management tools.
- Pesticide amount calculation
- Fertilizer dilution calculation
- Calculation history
- Unit selection
- Additional calculation modes (Water, Spraying)
- Favorites management
- Utilize calculation results (Copy, Print, Message, Mail)
Read full descriptionHide full description
This is a calculator-style UI app that perform dilution calculation of pesticide and fertilizer. Basic functions (Free) - Calculate amount of pesticide. - Calculation history management. - Unit selection. Premium (In-App Purchase) - No advertising. - Additional calculation mode. (Water, Spraying) - Favorites management. - Utilize calculation results. (Copy, Print, Message, Mail, ...)
PManager(Password management)
Securely manage your passwords with AES encryption and a PC-like folder structure. This utility app allows for quick transitions and supports fingerprint/Face ID login. It offers a free experience with advertisements and maintains compatibility with PC software ID Manager.
- AES encrypted password storage
- PC-like folder structure
- Fingerprint/Face ID login
- Dark mode support
- Password generation
- File reading/writing via browser/USB/iCloud
Read full descriptionHide full description
Password management software. You can read and write in XML file of PC software ID Manager. ID / Password is encrypted with AES and stored securely. Manage passwords in a PC-like folder structure and make quick transitions by swiping. All features are free to use. (With advertisement) The data format conforms to ID Manager to maintain compatibility. Other features ・ Fingerprint authentication / Face ID login ・ Dark mode ・ Dynamic font support ・ Search function ・ Reading and writing files using browser / USB connection / iCloud ・ Password generation function
Screenshots
Verdict
The clearest difference is in-app purchases: PManager(Password management) at none against Dilution Calculator's 1. PManager(Password management) also leads on review sentiment (63% vs 40%) and update cadence (every 2 months vs every 6 months). Dilution Calculator's advantage is ads (none vs shown) and iOS requirement (8.1 vs 15.6). 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. Dilution Calculator sells 1 one-off in-app purchase. PManager(Password management) asks for nothing beyond the download.
Dilution Calculator ships an update every 6 months, PManager(Password management) every 2 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | Dilution Calculator | PManager(Password management) |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (3 ratings) — better | — |
| Positive reviews | 40.0% of reviews | 62.5% of reviews — better |
| Number of ratings | 3 — better | — |
| Update frequency | Every 6 months | Every 2 months — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 18 MB | 16 MB |
| Age rating | 17+ | 4+ |
| Developer | Koji Iida | Kouji Higashino |
Customer experience
Dilution Calculator
PManager(Password management)
In-app purchases
Dilution Calculator
- Premium Upgrade$0.99
PManager(Password management)
No in-app purchases
Questions
Is Dilution Calculator free?
Is PManager(Password management) free?
Do Dilution Calculator or PManager(Password management) have ads?
Which is updated more often, Dilution Calculator or PManager(Password management)?
Other comparisons
