Comparison

FirstKeeper vs Trudian

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

Head to head
About

FirstKeeper

This app allows you to open doors using Bluetooth and manage audio/video intercom systems. It provides convenient remote access and communication for your home or building.

Highlights
  • Bluetooth door opening
  • Audio intercom functionality
  • Video intercom functionality
  • Remote access control
Features
Read full description

FirstKeeper, Bluetooth door opening, audio and video intercom door opening

About

Trudian

Read full description

1. Through face management, you can add and manage your own and joined recognition faces. 2. Through the App to achieve cloud intercom for visitors to open the door remotely. 3. The owner can share the key password and QR code to the visitor, and the visitor can use the authorization code to open the door within the validity period.

Screenshots

FirstKeeper3 screens
Trudian4 screens

Verdict

The call

The clearest difference is update cadence: Trudian at every 2 weeks against FirstKeeper's every 5 weeks. 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

FirstKeeper ships an update every 5 weeks, Trudian every 2 weeks. Both last shipped on November 3, 2026.

Scorecard1 real difference · 9 level
FirstKeeper versus Trudian: the parameters behind the verdict, then further details
ParameterFirstKeeperTrudian
PriceFreeFree
Rating1.7 (7 ratings) — better—
Positive reviews20.0% of reviews—
Number of ratings7 — better—
Update frequencyEvery 5 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.012.0 — better
Further details — not scored
Size159 MB85 MB
Age rating4+4+
Developer宏根 张Guangdong Trudian Technology Co., Ltd.

In-app purchases

None

FirstKeeper

No in-app purchases

None

Trudian

No in-app purchases

Questions

Is FirstKeeper free?
FirstKeeper is free to download, with no in-app purchases.
Is Trudian free?
Trudian is free to download, with no in-app purchases.
Do FirstKeeper or Trudian have ads?
Neither FirstKeeper nor Trudian shows ads.
Which is updated more often, FirstKeeper or Trudian?
FirstKeeper ships an update every 5 weeks, and Trudian every 2 weeks. Most recently, FirstKeeper was updated on November 3, 2026 and Trudian on November 3, 2026.

Other comparisons