# 图片对比 vs resistor code calculator+

The clearest difference is price: resistor code calculator+ at Free against 图片对比's $0.99. resistor code calculator+ also leads on update cadence (every 3 weeks vs every 20 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

resistor code calculator+ is free to download; 图片对比 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

图片对比 ships an update every 20 months, resistor code calculator+ every 3 weeks. The most recent releases landed on September 29, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | 图片对比 | resistor code calculator+ |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 3 weeks** |
| Size | 1 MB | 25 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [飞 陈](https://appshunter.io/developer/1499198751) | [佳 黄](https://appshunter.io/developer/513202662) |

## What reviewers say

### 图片对比

[App page](https://appshunter.io/ios/app/id1490431826)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### resistor code calculator+

[App page](https://appshunter.io/ios/app/resistor-code-calculator-plus/id6741751785)

**In-app purchases:** none


## Frequently asked questions

### Is 图片对比 free?

图片对比 costs $0.99, with no in-app purchases.

### Is resistor code calculator+ free?

resistor code calculator+ is free to download, with no in-app purchases.

### Do 图片对比 or resistor code calculator+ have ads?

Neither 图片对比 nor resistor code calculator+ shows ads.

### Which is updated more often, 图片对比 or resistor code calculator+?

图片对比 ships an update every 20 months, and resistor code calculator+ every 3 weeks. Most recently, 图片对比 was updated on September 29, 2026 and resistor code calculator+ on September 24, 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.*