# Blood sugar diary App vs Spotter

The clearest difference is review sentiment: Spotter at 100% against Blood sugar diary App's 50%. Spotter also leads on ads (none vs shown) and update cadence (every 6 days vs monthly). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Blood sugar diary App sells 2 in-app purchases, starting at $0.99 per month and Spotter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Blood sugar diary App ships an update monthly, Spotter every 6 days. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Blood sugar diary App | Spotter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/spotter-gym-workout-tracker/id1575404760/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 18 MB | 14 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Frank Zander](https://appshunter.io/developer/1545716490) | [Tharuka Devendra](https://appshunter.io/developer/1575404762) |

## What reviewers say

### Blood sugar diary App

[App page](https://appshunter.io/ios/app/blood-sugar-diary-app/id1548228564)

Track your blood sugar levels with an insulin diary, recording glucose readings, insulin units, and comments. Customize event texts, export data as CSV, and view statistics. A subscription unlocks all features and removes ads.

**Highlights:** Record blood sugar and insulin units, Customize event texts, Export data as CSV, View blood glucose statistics, Database backup, Dark Mode support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Payment | $0.99 | per month |
| Yearly payment | $9.49 | per year |


### Spotter

[App page](https://appshunter.io/ios/app/spotter-gym-workout-tracker/id1575404760)

This app helps you plan, track, and monitor your gym workouts. Gain insights into your progress with graphs and personal records to achieve your fitness goals. It offers an intuitive iOS-centric design for a seamless user experience.

**Highlights:** Workout planning, Exercise tracking (reps, weight), Progress monitoring with graphs, Personal records, Unlimited custom exercises (PRO), Unlimited workout history (PRO)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spotter PRO | $11.99 | one-time |


## Frequently asked questions

### Is Blood sugar diary App free?

Blood sugar diary App is free to download, with in-app purchases available.

### Is Spotter free?

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

### Do Blood sugar diary App or Spotter have ads?

Blood sugar diary App shows ads; Spotter does not.

### Which is updated more often, Blood sugar diary App or Spotter?

Blood sugar diary App ships an update monthly, and Spotter every 6 days. Most recently, Blood sugar diary App was updated on October 24, 2026 and Spotter on October 30, 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.*