# Цахим тендер vs BillCenter

The clearest difference is update cadence: BillCenter at every 2 months against Цахим тендер's every 4 months. Цахим тендер's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Цахим тендер ships an update every 4 months, BillCenter every 2 months. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Цахим тендер | BillCenter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1163976555/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 37 MB | 27 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [veritech](https://appshunter.io/developer/1044574972) | [ECM Billing Center](https://appshunter.io/developer/1703752711) |

## What reviewers say

### Цахим тендер

[App page](https://appshunter.io/ios/app/id1163976555)

This app streamlines government procurement processes in Mongolia, making them transparent and accessible. It facilitates planning, tender management, electronic evaluation, and contract management for public and local property purchases.

**Highlights:** Streamlined procurement process, Transparent and accessible, Tender planning and management, Electronic evaluation, Electronic contract management, Public and local property purchases

**In-app purchases:** none


### BillCenter

[App page](https://appshunter.io/ios/app/billcenter/id1574428727)

Manage your bills and payments efficiently. Track due dates, receive reminders, and view your billing history all in one place. Simplify your financial life with this intuitive billing management tool.

**Highlights:** Bill tracking, Payment reminders, Billing history, Intuitive interface, Financial management

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

**In-app purchases:** none


## Frequently asked questions

### Is Цахим тендер free?

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

### Is BillCenter free?

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

### Do Цахим тендер or BillCenter have ads?

Neither Цахим тендер nor BillCenter shows ads.

### Which is updated more often, Цахим тендер or BillCenter?

Цахим тендер ships an update every 4 months, and BillCenter every 2 months. Most recently, Цахим тендер was updated on October 6, 2026 and BillCenter 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.*