# ЦифРА vs Welding MMA

The clearest difference is in-app purchases: ЦифРА at none against Welding MMA's 1. ЦифРА also leads on iOS requirement (13.4 vs 17.6). Welding MMA's advantage is update cadence (every 3 weeks vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Welding MMA sells 1 one-off in-app purchase. ЦифРА asks for nothing beyond the download.

ЦифРА ships an update every 4 months, Welding MMA every 3 weeks. The most recent releases landed on October 27, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | ЦифРА | Welding MMA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (10 ratings)](https://appshunter.io/ios/app/welding-mma/id6477399773/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 93.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 40 MB | 27 MB |
| Requires iOS | **13.4** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [TSENTR TSIFRA, OOO](https://appshunter.io/developer/1629645457) | [Aleksei Shiyan](https://appshunter.io/developer/1599153039) |

## What reviewers say

### ЦифРА

[App page](https://appshunter.io/ios/app/id1629645155)

**Features:** macOS Compatibility

**In-app purchases:** none


### Welding MMA

[App page](https://appshunter.io/ios/app/welding-mma/id6477399773)

This practical reference guide and calculation assistant simplifies manual metal arc welding. It helps select appropriate welded joints, check weld parameters, and perform calculations without needing an internet connection. Save and share results quickly with colleagues.

**Highlights:** Welded joint selection for pipes and sheet metal, Weld parameter checking, Cross-section area calculation, Time norm calculations, Electrode consumption calculation, Reference data based on GOST standards, Electrode recommendations

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ВиК -Т | $4.99 | one-time |


## Frequently asked questions

### Is ЦифРА free?

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

### Is Welding MMA free?

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

### Do ЦифРА or Welding MMA have ads?

Neither ЦифРА nor Welding MMA shows ads.

### Which is updated more often, ЦифРА or Welding MMA?

ЦифРА ships an update every 4 months, and Welding MMA every 3 weeks. Most recently, ЦифРА was updated on October 27, 2026 and Welding MMA on November 4, 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.*