# Niki Diary vs Symbol Overlay Maker

The clearest difference is price: Symbol Overlay Maker at Free against Niki Diary's $8.99. Symbol Overlay Maker also leads on iOS requirement (13.0 vs 15.0). Niki Diary's advantage is rating (5.0 vs 2.8). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Symbol Overlay Maker is free to download; Niki Diary costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Niki Diary holds the better App Store score, 5.0 against 2.8. Both are backed by a comparable volume of ratings — 2 and 5 respectively.

Niki Diary ships an update every 4 months, Symbol Overlay Maker every 6 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Niki Diary | Symbol Overlay Maker |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/niki-diary/id852210800/reviews)** | [2.8 (5 ratings)](https://appshunter.io/ios/app/symbol-overlay-maker/id1510255596/reviews) |
| Number of ratings | 2 | **5** |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | Paid | **Free** |
| Size | 32 MB | 142 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alessandro La Rocca](https://appshunter.io/developer/543844671) | [AbleNet](https://appshunter.io/developer/390532170) |

## What reviewers say

### Niki Diary

[App page](https://appshunter.io/ios/app/niki-diary/id852210800)

This app helps individuals with communication difficulties express their daily activities and plans through images, videos, text, and speech. It also serves as a memory aid, allowing users to review past events. Multiple user profiles can be created for different environments.

**Highlights:** Image, video, text, and speech communication, Memory support for past events, Multiple user profiles, Supports various disabilities, Enhances autonomy and participation

**In-app purchases:** none


### Symbol Overlay Maker

[App page](https://appshunter.io/ios/app/symbol-overlay-maker/id1510255596)

Easily create printable symbol overlays for communication devices and switches. Supports core words, classroom activities, and home communication with a large symbol library.

**Highlights:** Create printable symbol overlays, Supports speech devices and switches, Includes SymbolStix symbol set, Supports core words and activities, Printable for home and classroom use

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

**In-app purchases:** none


## Frequently asked questions

### Is Niki Diary free?

Niki Diary costs $8.99, with no in-app purchases.

### Is Symbol Overlay Maker free?

Symbol Overlay Maker is free to download, with no in-app purchases.

### Which has better reviews, Niki Diary or Symbol Overlay Maker?

Niki Diary is rated higher. Niki Diary averages 5.0 out of 5 from 2 ratings, while Symbol Overlay Maker averages 2.8 from 5 ratings.

### Do Niki Diary or Symbol Overlay Maker have ads?

Neither Niki Diary nor Symbol Overlay Maker shows ads.

### Which is updated more often, Niki Diary or Symbol Overlay Maker?

Niki Diary ships an update every 4 months, and Symbol Overlay Maker every 6 months. Most recently, Niki Diary was updated on November 1, 2026 and Symbol Overlay Maker on November 7, 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.*