# Русские меры vs Respondos

The clearest difference is in-app purchases: Respondos at none against Русские меры's 1. Respondos also leads on iOS requirement (14.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Русские меры sells 1 one-off in-app purchase. Respondos asks for nothing beyond the download.

Русские меры ships an update every 5 days, Respondos every 3 days. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Русские меры | Respondos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1638481772/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | Free | — |
| Size | 18 MB | 8 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dmitry Kanunnikoff](https://appshunter.io/developer/1449411291) | [Miras Maratov](https://appshunter.io/developer/1732427438) |

## What reviewers say

### Русские меры

[App page](https://appshunter.io/ios/app/id1638481772)

This app helps you convert between historical Russian units of measurement and modern units. It's perfect for history buffs and cultural enthusiasts interested in pre-revolutionary Russia.

**Highlights:** Converts historical Russian units, Converts to modern units, Explains historical measurements, Focuses on pre-revolutionary Russia, No usage restrictions

**Features:** Apple Watch app, iMessage stickers

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Чаевые | $0.99 | one-time |


### Respondos

[App page](https://appshunter.io/ios/app/respondos/id6478282593)

**In-app purchases:** none


## Frequently asked questions

### Is Русские меры free?

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

### Is Respondos free?

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

### Do Русские меры or Respondos have ads?

Neither Русские меры nor Respondos shows ads.

### Which is updated more often, Русские меры or Respondos?

Русские меры ships an update every 5 days, and Respondos every 3 days. Most recently, Русские меры was updated on October 8, 2026 and Respondos on October 7, 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.*