Comparison

SAR vs SAR21

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SAR

Features
Read full description

A toolbox for applicators - Weight and consumption measurement tools - Control tools: PMT, Speed, Dew point, etc. - Correspondence tables: PQRS, Abaques, PSI/BAR/Mpa, etc… - Tools to help you choose modulation - Information tools: TDS, SDS, Application sheets, DLUO, Product/support compatibility, Primers, Choice of beads, PICTOgrams, etc… - Mathematical and geometric tools - Help with choosing the nozzle in AIRless application

About

SAR21

Features
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SAR21 Mission Ready is a comprehensive emergency response coordination app designed specifically for Search and Rescue teams. KEY FEATURES: • Real-time callout notifications and response tracking • Team member status and availability management • Training session scheduling and attendance • Community event coordination • Equipment tracking and management • Secure team communication BUILT FOR SAR TEAMS: • Instant callout response with ETA tracking • Missing person case management • Radio frequency coordination • Field team assignments • Incident command structure support STAY MISSION READY: • Update your availability status • Respond to callouts instantly • Track training certifications • Coordinate with team members • Access critical mission information Perfect for volunteer SAR teams, professional rescue organizations, and emergency response units who need reliable, real-time coordination tools. ***Requires team administrator setup and invitation to join your SAR organization***

Screenshots

SAR4 screens
SAR214 screens

Verdict

The call

The clearest difference is update cadence: SAR21 at weekly against SAR's every 2 months. SAR's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SAR ships an update every 2 months, SAR21 weekly. The most recent releases landed on September 14, 2026 and September 24, 2026 respectively.

Scorecard2 real differences · 4 level
SAR versus SAR21: the parameters behind the verdict, then further details
ParameterSARSAR21
PriceFreeFree
Update frequencyEvery 2 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size26 MB24 MB
Age rating4+4+
DeveloperTien Sy NGUYENJustin Calamia

In-app purchases

None

SAR

No in-app purchases

None

SAR21

No in-app purchases

Questions

Is SAR free?
SAR is free to download, with no in-app purchases.
Is SAR21 free?
SAR21 is free to download, with no in-app purchases.
Do SAR or SAR21 have ads?
Neither SAR nor SAR21 shows ads.
Which is updated more often, SAR or SAR21?
SAR ships an update every 2 months, and SAR21 weekly. Most recently, SAR was updated on September 14, 2026 and SAR21 on September 24, 2026.

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