Comparison

DoorFast vs OSDP Reader

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

Head to head

★ 5.01 ratingsView app →

About

DoorFast

Features

Read full description

DoorFast, Focus on mobile Internet access control and related smart communities and smart enterprise and smart school and other.Add smart home module function

About

OSDP Reader

This utility app supports the latest OSDP card reader version 2.2. It offers extensive mobile virtual card number settings, including Wiegand and OSDP output formats, keypad settings, and LED light customization.

Highlights

OSDP 2.2 support
Mobile virtual card number
Wiegand output format settings
OSDP output format settings
Keypad output format settings
LED light color customization
Backlight setting

Features

Read full description

Support the latest version 2.2 of OSDP card reader, support mobile virtual card number, multiple settings for mobile card reader, such as Wiegand output format, OSDP output format, keypad output format, mobile virtual card number setting, LED light color, backlight setting…

Screenshots

DoorFast3 screens

OSDP Reader3 screens

Verdict

The call

The clearest difference is update cadence: OSDP Reader at every 2 months against DoorFast's every 7 months. DoorFast's advantage is iOS requirement (12.0 vs 15). 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

DoorFast ships an update every 7 months, OSDP Reader every 2 months. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

Scorecard2 real differences · 7 level

DoorFast versus OSDP Reader: the parameters behind the verdict, then further details
Parameter	DoorFast	OSDP Reader
Price	Free	Free
Rating	—	5.0 (1 ratings) — better
Number of ratings	—	1 — better
Update frequency	Every 7 months	Every 2 months — better
Ads	No	No
In-app purchases	No	No
Monetization	—	Paid
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	12.0 — better	15
Further details — not scored
Size	114 MB	11 MB
Age rating	4+	4+
Developer	宏根张	Sebury

In-app purchases

None

DoorFast

No in-app purchases

None

OSDP Reader

No in-app purchases

Questions

Is DoorFast free?

DoorFast is free to download, with no in-app purchases.

Is OSDP Reader free?

OSDP Reader is free to download, with no in-app purchases.

Do DoorFast or OSDP Reader have ads?

Neither DoorFast nor OSDP Reader shows ads.

Which is updated more often, DoorFast or OSDP Reader?

DoorFast ships an update every 7 months, and OSDP Reader every 2 months. Most recently, DoorFast was updated on November 7, 2026 and OSDP Reader on November 4, 2026.