Ruler vs MessMate
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ruler
This app displays various measurement scales for length, including meters and inches. It allows users to set magnification ratios and reduced scales for different applications. Users can calibrate the ruler and adjust PPI settings for accurate measurements.
- Display various measurement scales
- Set magnification ratios
- Set reduced scales
- Measure in meters and inches
- Free mode for custom scales
- Calibration for accuracy
- PPI setting
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Scale Ruler is the simple application to display the scale of various measurement units. ※ Warning: - The accuracy of the scales cannot be guaranteed. - Calibration and PPI values will be reset when the model changes. - Set the PPI value only when the model is undecided. - When you change the PPI value, perform calibration after the change. ■How to use: ■Select mode In UNLOCKED state, after choosing measurement unit, magnification ratio and reduced scale, the scale is displayed. ■Free mode When dragging the screen at UNLOCK, you can set the scale in the range 1: 1 to 1: 100. When you press and hold the scale value, the keyboard is displayed and you can enter the scale. You can lock the scale on the ruler with a switch. Sorry for the advertisement during unlocking. After In-App Purchase, your ads will no longer be displayed. Specification of Scale Ruler - measure length meter,inches - magnification ratio 50% , 70.7% , 100% , 141% , 200% - reduced scale for meter 1:100 , 1:150 , 1:200 , 1:250 , 1:300 , 1:400 , 1:500 , 1:600 for inch 1:1 , 1:1.5 , 1:2 , 1:2.5 , 1:3 , 1:4 , 1:5 , 1:6 for inch(Architectural) 1:1 , 1:2 , 1:4 , 1:8 , 1:12 , 1:16 , 1:24 , 1:32 , 1:48 , 1:64 1:96 , 1:128 , 1:192 , 1:384 for inch(Engineering) 1:120 , 1:240 , 1:360 , 1:480 , 1:600 , 1:720 1:800 , 1:960 , 1:1080 ■ Settings - Calibration - PPI (pixels per inch) setting - In-app purchase (ads not displayed) - In-app purchase restoration ■ Calibration Adjust the length of the ruler. Use the correct ruler for adjustment. "Calibration" button: Records the adjusted state and reflects the calibration result on the ruler. "Reset" button: Returns the adjustment status to the specified value. It will not be recorded. "Initialize" button: Returns the adjustment status to the specified value and reflects it on the ruler. * Caution: The calibration value will be reset when the model changes. ■ PPI (pixels per inch) setting If the model is undecided, check the PPI value of the model before setting the PPI value. * Please set only when the model is undecided. "OK" button: Record the entered PPI value and reflect it on the ruler display. "Initialize" button: Returns the PPI value to the specified value and reflects it on the ruler. * Caution: The PPI value will be reset when the model changes.
MessMate
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MessMate is the ultimate smart mess and hostel management application designed for bachelor flats, students, hostels, and shared living communities. Say goodbye to messy paper calculations and complicated spreadsheets. MessMate keeps track of all your daily meals, grocery shopping, utility bills, individual expenses, and monthly reports in real time. KEY FEATURES: Daily Meal Tracking & Forecast: - Easily record daily breakfast, lunch, and dinner counts for every member. - View daily meal forecasts to plan cooking and grocery shopping efficiently. Expense & Bazar Management: - Track shared expenses such as groceries, rent, maid bills, and utilities. - Assign bazar schedules and view daily bazar duties with shopping note reminders. Automatic Monthly Reports & PDF Export: - Instant automated calculations for meal rates, total costs, individual deposits, and dues. - Download and share professional monthly calculation reports in PDF format with all roommates. Individual Expense & Payment Tracking: - Separate tracking for individual room rent, wifi, utilities, and other personal costs. - Transparent payment status (Paid, Partial, Unpaid) for every member. Role-based Access & Member Management: - Manager and member roles with seamless join codes. - Real-time cloud sync with instant push notifications for all mess activities. Multilingual & Multi-Currency Support: - Full support for English and Bengali. - Customizable currency symbols. Simplify your mess life today with MessMate!
Screenshots
Verdict
The clearest difference is in-app purchases: MessMate at none against Ruler's 1. MessMate also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 5 months). On price, device support and iOS requirement 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. Ruler sells 1 one-off in-app purchase. MessMate asks for nothing beyond the download.
Ruler ships an update every 5 months, MessMate every 3 weeks. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.
| Parameter | Ruler | MessMate |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Positive reviews | 63.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 4 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | mitsunori oishi | Softulas |
In-app purchases
Ruler
- Hide Ads$0.99
MessMate
No in-app purchases









