Comparison

PhyOTA vs CS900

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

Head to head
About

PhyOTA

This utility app facilitates over-the-air (OTA) upgrades for BLE chips. It supports various chip generations and features like Xip and encrypted OTA functionality, offering a simple integration demo.

Highlights
  • BLE chip OTA upgrades
  • Support for 1st gen 6202 chips
  • Support for 2nd gen 6212 chips
  • Long packet transmission
  • Xip support
  • Encrypted OTA functionality
Features
Read full description

奉加微电子(上海)有限公司于2015年05月11日成立。 此程序支持成立来成立所有BLE芯片OTA空中升级功能。 iOS_OTA做最简单的OTA集成Demo程序。 项目包含:(1)一代6202芯片20字节传输hex和res(2)二代6212芯片使用长包传输hex和Res(3)支持Xip(4)支持加密OTA功能

About

CS900

Features
Read full description

Ultrakoki CS-900 System upgrade software

Screenshots

PhyOTA4 screens
CS9003 screens

Verdict

The call

The clearest difference is update cadence: PhyOTA at every 6 weeks against CS900's every 9 months. CS900's advantage is iOS requirement (10.0 vs 15.6). 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

PhyOTA ships an update every 6 weeks, CS900 every 9 months. The most recent releases landed on September 17, 2026 and August 10, 2026 respectively.

Scorecard2 real differences · 8 level
PhyOTA versus CS900: the parameters behind the verdict, then further details
ParameterPhyOTACS900
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 6 weeks — betterEvery 9 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.610.0 — better
Further details — not scored
Size3 MB23 MB
Age rating4+4+
Developer奉加微电子Sunitec Enterprise Co., LTD

In-app purchases

None

PhyOTA

No in-app purchases

None

CS900

No in-app purchases

Questions

Is PhyOTA free?
PhyOTA is free to download, with no in-app purchases.
Is CS900 free?
CS900 is free to download, with no in-app purchases.
Do PhyOTA or CS900 have ads?
Neither PhyOTA nor CS900 shows ads.
Which is updated more often, PhyOTA or CS900?
PhyOTA ships an update every 6 weeks, and CS900 every 9 months. Most recently, PhyOTA was updated on September 17, 2026 and CS900 on August 10, 2026.

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