# estimateX vs Tag Reminder

The clearest difference is in-app purchases: Tag Reminder at none against estimateX's 2. Tag Reminder also leads on update cadence (every 5 days vs every 3 weeks). estimateX's advantage is iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. estimateX sells 2 in-app purchases, starting at $17.99 per month. Tag Reminder asks for nothing beyond the download.

estimateX ships an update every 3 weeks, Tag Reminder every 5 days. The most recent releases landed on September 19, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | estimateX | Tag Reminder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tag-reminder/id6499073567/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | — | Free |
| Size | 116 MB | 41 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [TAKOMAT GmbH](https://appshunter.io/developer/331299574) | [daisei tanaka](https://appshunter.io/developer/1602685286) |

## What reviewers say

### estimateX

[App page](https://appshunter.io/ios/app/estimatex/id1479690183)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| estimateX (1-Month) | $17.99 | per month |
| estimateX (1-Year) | $204.99 | per year |


### Tag Reminder

[App page](https://appshunter.io/ios/app/tag-reminder/id6499073567)

Organize tasks with flexible tags instead of folders. Add rich details like subtasks, notes, and attachments. Schedule smart reminders, set recurring tasks, and collaborate with shared tags. Features AI task breakdown and iCloud sync.

**Highlights:** Flexible tag organization, Rich task details with attachments, Recurring tasks, Location-based reminders, Shared tags for collaboration, AI task breakdown

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

**In-app purchases:** none


## Frequently asked questions

### Is estimateX free?

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

### Is Tag Reminder free?

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

### Do estimateX or Tag Reminder have ads?

Neither estimateX nor Tag Reminder shows ads.

### Which is updated more often, estimateX or Tag Reminder?

estimateX ships an update every 3 weeks, and Tag Reminder every 5 days. Most recently, estimateX was updated on September 19, 2026 and Tag Reminder on June 1, 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.*