# iMark · Image Annotation Tool vs Memo

The clearest difference is update cadence: Memo at every 4 days against iMark · Image Annotation Tool's every 2 months. iMark · Image Annotation Tool's advantage is rating (4.6 vs 4.3) and ratings volume (384 vs 10). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. iMark · Image Annotation Tool sells 4 one-off in-app purchases and Memo sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

iMark · Image Annotation Tool holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: iMark · Image Annotation Tool has 384 ratings behind it against 10, so its average is the more settled of the two. Written reviews complicate that: 72% of iMark · Image Annotation Tool's written reviews are positive against 75% of Memo's, so the app with the better star average is not the one people write more warmly about.

iMark · Image Annotation Tool ships an update every 2 months, Memo every 4 days. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | iMark · Image Annotation Tool | Memo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (384 ratings)](https://appshunter.io/ios/app/imark-image-annotation-tool/id1174741369/reviews)** | [4.3 (10 ratings)](https://appshunter.io/ios/app/memo-timeline-anniversary/id6468773797/reviews) |
| Number of ratings | **384** | 10 |
| Positive reviews | 71.7% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 93 MB | 41 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [iDaily Corp.](https://appshunter.io/developer/364264742) | [峰峰 李](https://appshunter.io/developer/1648860305) |

## What reviewers say

### iMark · Image Annotation Tool

[App page](https://appshunter.io/ios/app/imark-image-annotation-tool/id1174741369)

Enhance and annotate images with a comprehensive set of tools. Import from your photo library, camera, or maps, and customize your markups with various styles. Easily export and share your creations.

**Highlights:** Diverse annotation tools (arrow, text, mosaic, etc.), Import from photo library, camera, and maps, Customizable color schemes and history sessions, Crop and layer management, Export with custom image size, Supports iOS Photo Extension

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $2.99 | one-time |
| Silver Coin | $5.99 | one-time |
| Gold Coin | $14.99 | one-time |
| Coffee for Everyone | $29.99 | one-time |

**What reviewers like**

- 👍 Intuitive and easy-to-use interface
- 🎨 Comprehensive annotation tools (arrows, shapes, text, magnifier)
- 💰 Completely free with no ads
- 🎯 Powerful features for screenshot markup
- 🔧 Customizable colors and styling options

**What reviewers complain about**

- 💧 Persistent watermark on all saved images
- 🌐 Language defaults to Chinese with difficult switching
- 📝 Text size limitations on large images
- 🎨 Limited font customization options
- ⚙️ Text bubble tail control is limited

**Reported bugs**

- App crashes when using brush/pen features
- Export button hidden by system UI
- Annotations disappearing after one day
- Keyboard engagement obscures image during text input
- Magnifier tool functionality issues

**Requested features**

- Ability to remove watermark (paid option requested)
- Multiple language support with easy switching
- Filled/solid geometric shapes
- Curved arrows instead of straight only
- Multiple font selection from Google Fonts


### Memo

[App page](https://appshunter.io/ios/app/memo-timeline-anniversary/id6468773797)

Capture and organize life's significant moments with a visual timeline. Set reminders for important dates and revisit past memories with location-based insights. Add reflections to deepen your connection with recorded events.

**Highlights:** Record life memories, Timeline display with age, Anniversary reminders, Associate memories with anniversaries, View past memories, Add reflections to memories, Location-based memory viewing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $0.99 | per month |
| Annual Membership | $0.99 | per year |
| Lifetime Membership | $1.99 | one-time |


## Frequently asked questions

### Is iMark · Image Annotation Tool free?

iMark · Image Annotation Tool is free to download, with in-app purchases available.

### Is Memo free?

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

### Which has better reviews, iMark · Image Annotation Tool or Memo?

iMark · Image Annotation Tool is rated higher. iMark · Image Annotation Tool averages 4.6 out of 5 from 384 ratings, while Memo averages 4.3 from 10 ratings.

### Do iMark · Image Annotation Tool or Memo have ads?

Neither iMark · Image Annotation Tool nor Memo shows ads.

### Which is updated more often, iMark · Image Annotation Tool or Memo?

iMark · Image Annotation Tool ships an update every 2 months, and Memo every 4 days. Most recently, iMark · Image Annotation Tool was updated on November 2, 2026 and Memo 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.*