Comparison

DX vs PDFitter

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

Head to head
About

DX

This utility app facilitates wireless control and data transmission for smart products via Bluetooth. It allows for device scanning, connection, information reading, and data read/write operations. Users can also filter scanned devices by name and signal strength.

Highlights
  • Device scanning
  • Device connection
  • Device information reading
  • Data read and write
  • Filter devices by name and RSSI
  • Wireless control
Features
Read full description

DX-smartDX-smart Bluetooth debugging assistant is an APP specially created by Shenzhen Daxia Longque Technology Co., Ltd. for intelligent wireless control. This APP can be connected with our bluetooth module and transmit data, and can also control our smart products and solutions. Wireless products can be verified extremely fast. function list: 1.Device scanning 2.Device connection 3.Device information reading 4.Data read and write 5.Filter scanned devices by name and RSSI level 6.Preset function - stay tuned

About

PDFitter

Features
Read full description

Reduce size, split or merge PDF files.

Screenshots

DX4 screens
PDFitter3 screens

Verdict

The call

The clearest difference is update cadence: PDFitter at monthly against DX's every 3 months. DX's advantage is iOS requirement (13.0 vs 18.0). 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

DX ships an update every 3 months, PDFitter monthly. The most recent releases landed on October 15, 2026 and October 21, 2026 respectively.

Scorecard2 real differences · 8 level
DX versus PDFitter: the parameters behind the verdict, then further details
ParameterDXPDFitter
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better18.0
Further details — not scored
Size9 MB3 MB
Age rating4+4+
Developer官志 周Sagi Stein

In-app purchases

None

DX

No in-app purchases

None

PDFitter

No in-app purchases

Questions

Is DX free?
DX is free to download, with no in-app purchases.
Is PDFitter free?
PDFitter is free to download, with no in-app purchases.
Do DX or PDFitter have ads?
Neither DX nor PDFitter shows ads.
Which is updated more often, DX or PDFitter?
DX ships an update every 3 months, and PDFitter monthly. Most recently, DX was updated on October 15, 2026 and PDFitter on October 21, 2026.

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