Comparison

M5 Guardian vs ETRUNK

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

Head to head
About

M5 Guardian

Features
Read full description

REQUIRES A M5 ACCOUNT, CONTACT sales@symtech.nz FOR A FREE. Features: -Staff time sheets -Only track your employees when they are working. -Check in features for identifying when you arrive and leave a site. -Cyclic check in reminders for when staff work remotely and you need to know they are safe. -Helpful break feature for identifying when staff are on a break. -SOS and Help buttons for instant alerts in emergency situations. -Vehicle pre-start checking. -Tracking driving behaviors.

About

ETRUNK

This smart car refrigerator connects to a mobile app via Bluetooth, allowing users to remotely control and adjust its temperature. Select food types for optimal cooling and manage all functions directly from your smartphone.

Highlights
  • Bluetooth connectivity
  • Mobile app control
  • Temperature adjustment
  • Food type selection
  • Remote operation
Features
Read full description

The car refrigerator refers to the refrigerator that can be carried on the car. The car refrigerator is a new generation of refrigeration and refrigeration appliances popular in the international market in recent years. The smart Bluetooth car refrigerator realizes the interconnection with the mobile phone APP, and can freely adjust the temperature by selecting different foods. All functions can be easily operated on the mobile phone APP. It is at the forefront of the car refrigerator production and truly realizes the intelligent car refrigerator.

Screenshots

M5 Guardian4 screens
ETRUNK3 screens

Verdict

The call

The clearest difference is update cadence: M5 Guardian at fortnightly against ETRUNK's every 2 months. ETRUNK's advantage is iOS requirement (12.0 vs 15.0). 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

M5 Guardian ships an update fortnightly, ETRUNK every 2 months. Both last shipped on October 27, 2026.

Scorecard2 real differences · 7 level
M5 Guardian versus ETRUNK: the parameters behind the verdict, then further details
ParameterM5 GuardianETRUNK
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyFortnightly — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size284 MB55 MB
Age rating4+9+
DeveloperCustom DesignYeungYu Electronics Co.,Ltd.

In-app purchases

None

M5 Guardian

No in-app purchases

None

ETRUNK

No in-app purchases

Questions

Is M5 Guardian free?
M5 Guardian is free to download, with no in-app purchases.
Is ETRUNK free?
ETRUNK is free to download, with no in-app purchases.
Do M5 Guardian or ETRUNK have ads?
Neither M5 Guardian nor ETRUNK shows ads.
Which is updated more often, M5 Guardian or ETRUNK?
M5 Guardian ships an update fortnightly, and ETRUNK every 2 months. Most recently, M5 Guardian was updated on October 27, 2026 and ETRUNK on October 27, 2026.

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