SPIDER_PLUS vs SDM Agent
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SPIDER_PLUS
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This application is SPIDER PLUS for English Version. ----What is SPIDER PLUS?---- SPIDER PLUS is a field work management and information sharing system specialized in the construction industry. Features *Download and store a large quantity of drawings data in a tablet PC and no need to carry around paper drawings. *Attach memos and photos on the drawings at the field. *There is a folder function similar to Windows Explorer, and thumbnail images are also displayed and desired drawings can be easily found. *Approximate distance can be measured through a scale function. *Drawings and photos turned into PDF files on an iPad can be mailed directly without going through a server. *Share information among users in real-time. *Memos and photos can be output as EXCEL/PDF report. ----How to use SPIDER PLUS?---- 1. Register drawings on the server 2. Download to mobile devices from the server and carry around 3. Attach memos and photos on the drawings at the field 4. Share information among users in real-time 5. Edit and output contents entered from mobile devices using a web browser.
SDM Agent
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"SDM Agent" (FiT SDM AGENT) is the client application for the FiT SDM Service, which is provided as a cloud service by ISB CORPORATION, Japan for Japan only. The Administrator of the company can distribute the documents via FiT SDM Console Application which is windows based client application. Following functions are support by SDM Agent app: - Documents distribution (Office doc, PDF, Images and Video Files) [all readonly] - Distributed Browser URL, shortcut URL, Scroll Text and contacts List - All the documents are Encrypted by FiT SDM Encryption - SDM Browser with control of cache-data, password History. - All to install MDM Profile if custom MDM Vendor Service Certificate available. - Location Service if User Accept and when app is active. - Background Service for update Date and Time to FiT SDM Server. Procedure for Activate: 1. Subscription is required. 2. FiT SDM Console Application install in windows PC 3. Each Device need to register with cloud service to enable FiT Cloud Services. 4. The Admin member can send the email for the SDM Agent Activation details. 5. Connect your device with Wi-Fi when download the documents Location Service: 1. Its optional 2. User can cancel when agent activate or any time. 3. Note that when location Service is active, it will your batter consume more.
Screenshots
Verdict
The clearest difference is update cadence: SPIDER_PLUS at every 2 weeks against SDM Agent's every 4 months. SDM Agent's advantage is device support (3 vs 1) and iOS requirement (10.0 vs 17.0). On price, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SPIDER_PLUS ships an update every 2 weeks, SDM Agent every 4 months. The most recent releases landed on September 23, 2026 and May 17, 2026 respectively.
| Parameter | SPIDER_PLUS | SDM Agent |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 133 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | SpiderPlus & Co. | ISB Corporation |
In-app purchases
SPIDER_PLUS
No in-app purchases
SDM Agent
No in-app purchases
Questions
Is SPIDER_PLUS free?
Is SDM Agent free?
Do SPIDER_PLUS or SDM Agent have ads?
Which is updated more often, SPIDER_PLUS or SDM Agent?
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