# Miervidi vs TandemBaby Tracker

The clearest difference is iOS requirement: Miervidi at 15.0 against TandemBaby Tracker's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Miervidi sells 6 in-app purchases, starting at $6.49 per month and TandemBaby Tracker sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 2, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Miervidi | TandemBaby Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Size | 50 MB | 8 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Miervidi SIA](https://appshunter.io/developer/1437236415) | [MINIFIT SIA](https://appshunter.io/developer/1896023076) |

## What reviewers say

### Miervidi

[App page](https://appshunter.io/ios/app/miervidi/id1437236416)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mēneša abonements | $6.49 | per month |
| 3 mēnešu abonements | $17.99 | per 3 months |
| Gada abonements | $45.99 | per year |
| 3 mēnešu abonements | $17.99 | one-time |
| Gada abonements | $45.99 | one-time |
| Mūža abonements | $174.99 | one-time |


### TandemBaby Tracker

[App page](https://appshunter.io/ios/app/tandembaby-tracker/id6765647175)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TandemBaby Pro | $6.99 | per month |
| TandemBaby Pro | $49.99 | per year |


## Frequently asked questions

### Is Miervidi free?

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

### Is TandemBaby Tracker free?

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

### Do Miervidi or TandemBaby Tracker have ads?

Neither Miervidi nor TandemBaby Tracker shows ads.

### Which is updated more often, Miervidi or TandemBaby Tracker?

Miervidi ships an update every 5 weeks, and TandemBaby Tracker every 5 weeks. Most recently, Miervidi was updated on October 2, 2026 and TandemBaby Tracker on September 29, 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.*