smartMFD by Guardian Avionics vs RRRemember
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
smartMFD by Guardian Avionics
This app transforms your mobile device into a multifunction display for aircraft, showing flight data, engine performance, and navigation charts. It records flight data for later analysis and provides alerts for carbon monoxide levels and pulse oximetry when connected to compatible hardware.
- Multifunction display (MFD)
- Flight data recording and analysis
- Engine performance monitoring
- VFR/IFR charts and approach plates
- CO level alerts
- Pulse oximeter readings
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The Guardian Avionics smartMFD application for Apple iOS is what makes the smartPlane system a true budget-friendly multifunction display for your aircraft. Powered with data from the smartPlane product line, the smartMFD provides a user-friendly display of aircraft positional and attitude data, engine performance data, and VFR/IFR charts and approach plates for easy reference. The smartMFD app also provides CO level alerts and pulse oximeter readings (when connected to smartLink 555). The smartMFD application records all flight data and automatically uploads it to the smartData web app from Guardian Avionics -- allowing you to analyze engine performance trends and review past flight path data. When used with a smartPanel dock for the iPad or iPhone in your instrument panel - smartMFD can provide you everything you need in a multifunction display for a fraction of the cost of many others on the market. What can smartMFD do? ----- Easy to understand MFD display. GPS location, speed, altitude, and engine data recording with automatic uploading to smartCloud web app. Accurate airspeed and altitude data display. Attitude display with AHRS equipped smartPlane products. Configurable engine monitor display with custom warning thresholds. VFR & IFR sectional chart display with airport information and approach plates. METAR & TAF weather data with AIRMET/SIGMET map overlays. Carbon Monoxide level reporting and alerting when connected to smartPlane products. Pulse oximeter data display (smartLink 555 only). **Requires Guardian Avionics smartLink 554, 555, 650, or 851 for full functionality. --- App access to the health app data to fetch heart rate and blood oxygen level to show in the app. --- In-App Purchases: Plan 1 - DATA ACCESS It includes features like EIS, Engine gauges, Push Notification, iWatch Basic, 2D Map Weather, Chart VFR, Pilot logs. Graphs and Google Earth Plan 2 - VFR It includes all Plan 1 features + iWatch hearth rate and Flight Bag Plan 3 - VFR It includes all Plan 2 features + Chart IFR and Squawk Form Plan 4 - POWER USER It includes all Plan 3 features + Air Show for Passengers Plan 5 - Commercial User It includes all Plan 4 features + Multiple Aircraft users --- Price may vary by location. Subscriptions will be charged to your credit card through your iTunes account. Your subscription will automatically renew unless canceled at least 24 hours before the end of the current period. You will not be able to cancel the subscription once activated. Manage your subscriptions in Account Settings after purchase. --- Privacy Policy: https://guardianavionicsdata.com/Device/PrivacyPolicy Terms of Service: https://guardianavionicsdata.com/Device/TermsConditions
RRRemember
Record important days with a simple design and delicate experience. Track past days or days remaining with a simulated paper flipping effect. Decorate entries with theme icons and use widgets for quick access.
- Record important days
- Track days passed or remaining
- Simulated paper flipping experience
- Theme icons for decoration
- Widgets and standby components
- Timeline function
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There are always some shining days worth remembering. Use the simplest design and the most delicate experience to record important days. Remember those days worth remembering. See how many days have passed or how many days are left to come. - Simulate the real paper flipping experience. - Various theme icons can be used to decorate the days you record. - Interesting widgets and Standby components to try. - Timeline function, arrange the recorded days in a line according to time.
Screenshots
Verdict
The clearest difference is update cadence: RRRemember at every 5 days against smartMFD by Guardian Avionics's every 3 months. smartMFD by Guardian Avionics's advantage is device support (4 vs 2) and iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and monetization model 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. smartMFD by Guardian Avionics sells 10 in-app purchases, starting at $0.49 per 7 days and RRRemember sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
smartMFD by Guardian Avionics ships an update every 3 months, RRRemember every 5 days. The most recent releases landed on October 11, 2026 and October 5, 2026 respectively.
| Parameter | smartMFD by Guardian Avionics | RRRemember |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 121 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Co guardian llc | 洪跃 管 |
Customer experience
smartMFD by Guardian Avionics
RRRemember
In-app purchases
smartMFD by Guardian Avionics
- Plan 4 (Weekly)$0.497 Days
- Plan 1 (Monthly)$9.991 Month
- Plan 3 (Monthly)$12.991 Month
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- Plan 4 (Monthly)$24.991 Month
- Plan 5 (Monthly)$29.991 Month
- Plan 1 (Yearly)$99.991 Year
- Plan 2 (Yearly)$149.991 Year
- Plan 3 (Yearly)$199.991 Year
- Plan 4 (Yearly)$249.991 Year
- Plan 5 (Yearly)$299.991 Year
RRRemember
- Unlimited Storage$0.99
- All Themes and Icons$1.99
- One-time Purchase$2.99
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- All Widget Functions$2.99
Questions
Is smartMFD by Guardian Avionics free?
Is RRRemember free?
Do smartMFD by Guardian Avionics or RRRemember have ads?
Which is updated more often, smartMFD by Guardian Avionics or RRRemember?
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