# PicDiff vs UDYOGI CRM

The clearest difference is in-app purchases: UDYOGI CRM at none against PicDiff's 1. UDYOGI CRM also leads on ads (none vs shown) and update cadence (daily vs monthly). On price and device support there is nothing between them.

Both are free to download. PicDiff sells 1 one-off in-app purchase. UDYOGI CRM asks for nothing beyond the download.

PicDiff ships an update monthly, UDYOGI CRM daily. The most recent releases landed on August 26, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | PicDiff | UDYOGI CRM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/picdiff/id1266238855/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 23 MB | 58 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aceca Corp.](https://appshunter.io/developer/983165401) | [Shashank Maheshwari](https://appshunter.io/developer/1189906853) |

## What reviewers say

### PicDiff

[App page](https://appshunter.io/ios/app/picdiff/id1266238855)

Compare photos with precision by overlaying two images. Analyze subtle differences down to the pixel with an intuitive and user-friendly interface, perfect for professionals and enthusiasts alike.

**Highlights:** Overlay comparisons, Pixel-level precision, User-friendly interface, In-depth photo analysis, Subtle variation detection

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade | $17.99 | one-time |


### UDYOGI CRM

[App page](https://appshunter.io/ios/app/udyogi-crm/id1467354400)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PicDiff free?

PicDiff is free to download, with in-app purchases available.

### Is UDYOGI CRM free?

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

### Do PicDiff or UDYOGI CRM have ads?

PicDiff shows ads; UDYOGI CRM does not.

### Which is updated more often, PicDiff or UDYOGI CRM?

PicDiff ships an update monthly, and UDYOGI CRM daily. Most recently, PicDiff was updated on August 26, 2026 and UDYOGI CRM on September 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.*