# i甲专线 vs Thyroid Tracker ThyForLife

The clearest difference is iOS requirement: i甲专线 at 11.0 against Thyroid Tracker ThyForLife's 15.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. i甲专线 sells 5 one-off in-app purchases and Thyroid Tracker ThyForLife sells 9 in-app purchases, starting at $59.99 per 6 months. Whichever you choose, the download price is not the number that matters.

i甲专线 ships an update every 3 weeks, Thyroid Tracker ThyForLife every 5 weeks. The most recent releases landed on September 12, 2026 and August 23, 2026 respectively.

## The numbers

| Metric | i甲专线 | Thyroid Tracker ThyForLife |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.9 (26 ratings)](https://appshunter.io/ios/app/thyroid-tracker-thyforlife/id1550428415/reviews)** |
| Number of ratings | — | **26** |
| Positive reviews | — | 83.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 205 MB | 138 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Aijia Zhuanxian Health Management Co.Ltd](https://appshunter.io/developer/1822498682) | [ThyForLife Health Inc.](https://appshunter.io/developer/1550428897) |

## What reviewers say

### i甲专线

[App page](https://appshunter.io/ios/app/i/id1485684120)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 结节服务包 | $0.99 | one-time |
| 爱甲福 | $46.99 | one-time |
| 重医附一随访群课程 | $46.99 | one-time |
| 甲状腺术后正念疗愈 | $59.99 | one-time |
| 爱甲康 | $109.99 | one-time |


### Thyroid Tracker ThyForLife

[App page](https://appshunter.io/ios/app/thyroid-tracker-thyforlife/id1550428415)

This app helps individuals manage thyroid health by tracking blood results, medications, symptoms, and weight. It offers a supportive global community and medical expertise, providing an all-in-one self-management tool for all thyroid conditions.

**Highlights:** Thyroid blood results tracker, Medicine and supplement tracker, 60+ symptoms tracker, Weight tracker, Custom medication reminders, Global thyroid community, Medical expertise

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Half Yearly Plan | $59.99 | per 6 months |
| 12 months Introductory Offer | $59.99 | per year |
| Yearly Plan | $79.99 | per year |
| Tracking Pro (12 months) | $24.99 | one-time |
| Tracking Pro (6 months) | $26.99 | one-time |
| Tracking Pro (6 months) | $29.99 | one-time |
| Tracking Pro (12 months) | $39.99 | one-time |
| Tracking Pro (12 months) | $44.99 | one-time |
| Tracking Pro (12 months) | $49.99 | one-time |


## Frequently asked questions

### Is i甲专线 free?

i甲专线 is free to download, with in-app purchases available.

### Is Thyroid Tracker ThyForLife free?

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

### Do i甲专线 or Thyroid Tracker ThyForLife have ads?

Neither i甲专线 nor Thyroid Tracker ThyForLife shows ads.

### Which is updated more often, i甲专线 or Thyroid Tracker ThyForLife?

i甲专线 ships an update every 3 weeks, and Thyroid Tracker ThyForLife every 5 weeks. Most recently, i甲专线 was updated on September 12, 2026 and Thyroid Tracker ThyForLife on August 23, 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.*