# Blood Test Grapher vs Tempur® Sleeptracker

The clearest difference is review sentiment: Blood Test Grapher at 76% against Tempur® Sleeptracker's 37%. Blood Test Grapher also leads on update cadence (every 5 weeks vs every 3 months) and iOS requirement (9.3 vs 17.5). Tempur® Sleeptracker's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Blood Test Grapher sells 3 one-off in-app purchases. Tempur® Sleeptracker asks for nothing beyond the download.

Tempur® Sleeptracker holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Tempur® Sleeptracker has 35K ratings behind it against 29, so its average is the more settled of the two. Written reviews complicate that: 76% of Blood Test Grapher's written reviews are positive against 37% of Tempur® Sleeptracker's, so the app with the better star average is not the one people write more warmly about.

Blood Test Grapher ships an update every 5 weeks, Tempur® Sleeptracker every 3 months. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Blood Test Grapher | Tempur® Sleeptracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (29 ratings)](https://appshunter.io/ios/app/blood-test-grapher/id1133573419/reviews) | **[4.7 (35K ratings)](https://appshunter.io/ios/app/tempur-sleeptracker-ai/id1634707821/reviews)** |
| Number of ratings | 29 | **35K** |
| Positive reviews | **75.6% of reviews** | 37.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 16 MB | 98 MB |
| Requires iOS | **9.3** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ai Imai](https://appshunter.io/developer/1133573418) | [Fullpower®](https://appshunter.io/developer/282995850) |

## What reviewers say

### Blood Test Grapher

[App page](https://appshunter.io/ios/app/blood-test-grapher/id1133573419)

This app allows you to record and visualize your personal health data, including blood test results and diet changes, over time. Set normal ranges, calculate body fat and BMI, and receive reminders for doctor's appointments. Data can be exported for later review.

**Highlights:** Record and graph custom data items, Set normal ranges for test results, Visualize test results and diet changes on graphs, Automatic body fat and BMI calculation, Doctor's visit scheduling and notifications, Data backup and restore, Data export functionality

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Multi-Graph Mode | $1.99 | one-time |
| Backup & Restore | $1.99 | one-time |
| Remove Ads | $3.99 | one-time |


### Tempur® Sleeptracker

[App page](https://appshunter.io/ios/app/tempur-sleeptracker-ai/id1634707821)

This app analyzes your sleep patterns without requiring you to wear anything. It provides detailed sleep graphs, metrics like heart rate and respiration, and personalized AI-driven tips to help you improve your sleep quality. Wake up refreshed with its smart alarm feature.

**Highlights:** AI Sleep Coach with personalized tips, Respiration and heart rate monitoring, Sleep cycle alarm, Automatic sleep monitoring, Detailed sleep graphs and metrics, Apple Health integration

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent sleep tracking and analysis
- 👍 Detailed sleep reports and insights
- 🤖 Useful AI-powered features
- 🛋️ Seamless integration with adjustable base
- 💤 Helps improve sleep quality

**What reviewers complain about**

- 🐛 Inaccurate sleep tracking and data
- 🔌 Frequent WiFi disconnections
- 🤯 Buggy and laggy app performance
- 🤖 AI and sleep analysis not as advanced as claimed
- 🔒 Privacy concerns with data collection

**Reported bugs**

- Sleep recording not stopping when getting out of bed
- Firmware update issues and connection problems
- Remote control function lags and freezes
- Sleep cycle alarm not working as expected
- Inconsistent data reporting and missing sleep entries

**Requested features**

- Local API for sensors and control
- Customizable wave forms and relaxation modes
- Apple Watch integration for remote control
- Improved multi-sleeper detection and tracking
- Better accessibility and usability for vision-impaired users


## Frequently asked questions

### Is Blood Test Grapher free?

Blood Test Grapher is free to download, with in-app purchases available.

### Is Tempur® Sleeptracker free?

Tempur® Sleeptracker is free to download, with no in-app purchases.

### Which has better reviews, Blood Test Grapher or Tempur® Sleeptracker?

Tempur® Sleeptracker is rated higher. Blood Test Grapher averages 4.2 out of 5 from 29 ratings, while Tempur® Sleeptracker averages 4.7 from 35K ratings.

### Do Blood Test Grapher or Tempur® Sleeptracker have ads?

Blood Test Grapher shows ads; Tempur® Sleeptracker does not.

### Which is updated more often, Blood Test Grapher or Tempur® Sleeptracker?

Blood Test Grapher ships an update every 5 weeks, and Tempur® Sleeptracker every 3 months. Most recently, Blood Test Grapher was updated on October 24, 2026 and Tempur® Sleeptracker on October 26, 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.*