# SPIDER_PLUS vs T&D Thermo

The clearest difference is update cadence: SPIDER_PLUS at every 2 weeks against T&D Thermo's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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, T&D Thermo every 2 months. The most recent releases landed on September 23, 2026 and June 6, 2026 respectively.

## The numbers

| Metric | SPIDER_PLUS | T&D Thermo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.5 (8 ratings)](https://appshunter.io/ios/app/t-and-d-thermo/id703327096/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 133 MB | 23 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [SpiderPlus & Co.](https://appshunter.io/developer/452916604) | [T&D Corporation](https://appshunter.io/developer/703327099) |

## What reviewers say

### SPIDER_PLUS

[App page](https://appshunter.io/ios/app/spider-plus/id452916601)

**Features:** macOS Compatibility

**In-app purchases:** none


### T&D Thermo

[App page](https://appshunter.io/ios/app/t-and-d-thermo/id703327096)

Configure and collect data from compatible devices. View recorded information, create reports, and upload data to a cloud service. Supports Bluetooth and WLAN direct communication for seamless operation.

**Highlights:** Bluetooth configuration and graphing, WLAN direct communication, Cloud data upload, PDF report creation, Warning history check, Data logger compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SPIDER_PLUS free?

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

### Is T&D Thermo free?

T&D Thermo is free to download, with no in-app purchases.

### Do SPIDER_PLUS or T&D Thermo have ads?

Neither SPIDER_PLUS nor T&D Thermo shows ads.

### Which is updated more often, SPIDER_PLUS or T&D Thermo?

SPIDER_PLUS ships an update every 2 weeks, and T&D Thermo every 2 months. Most recently, SPIDER_PLUS was updated on September 23, 2026 and T&D Thermo on June 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*