OLEDX vs SahiScan
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OLEDX
Enhance your iPhone's OLED display with a customizable clock and information interface. View time, weather, battery, personal notes, and icons with energy-efficient, visually striking designs. Features include dual time zones, analog/digital clocks, and adjustable brightness.
- Display Time and Date
- Current Weather Face
- Display Battery Information
- Display Icon or Personal Note
- Dual Time Zone Interface
- Analog Or Digital Clock
- Energy Efficient
- Multiple Watch Faces
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A simple Clock/Information Interface made to take advantage of the iPhone OLED displays. Keep track of time, add a personal note, check the weather, add icons or images to the Information Interface. The interface takes minor jumps each minute (3 pixels), this is built as a safety measure for OLED panels. OLEDX is highly energy efficient. By using the most efficient methods to accomplish its main purpose OLEDX achieves very low power consumption. The iPhone OLED screens make it possible to have zero light emitting from pixels that are not being used, the entire screen will look completely dark while the information interface pixels will emit light. Features: -Display Time and Date -Current Weather Face -Display Battery Information -Display Icon or Personal Note -Display Icon -Dual Time Zone Interface -Analog Or Digital Clock -Proximity Sensor Monitoring -Energy Efficient -Multiple Watch Faces -Face color customization -Star Roofs -Adjust brightness of the interface by panning up and down across it. And more. Star roofs once set will go into a slide show mode and will loop through the set. This is done in order to prevent a single roof from being displayed for extended periods of time. The Settings button shows on and off when you first enter the app, but you can tap on that position of the screen anytime to access the settings menu. Screen brightness can be adjusted by panning up and down with your finger across the interface.
SahiScan
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Document scanner and PDF editor, with photo resizing for passport-size and exam forms. Edit PDF: write on a page, highlight, draw, sign, correct a line of text, or fill in the boxes a form already has. Your signature is kept for next time. Scan documents with automatic edge detection — fingers holding the page are taken out. Turn photos into a PDF, merge, split, reorder or rotate pages, add page numbers or a stamp, unlock a PDF you have the password for, make a scanned PDF searchable, and translate a PDF into your language. Resize your own photo to passport size for India, USA and Canada: choose the background, set an exact file-size limit, and print on 4R, 5R, 6R or A4 paper. Resize photos and signatures to the size an exam or government form asks for. Before sharing a copy of your ID card, hide private details such as the ID number, address or QR code. Your original stays unchanged; the hidden copy is saved separately. Your documents stay on your phone, in a private library you can lock with Face ID. We never see your files. Every tool is free, and saved files have no watermark.
Screenshots
Verdict
The clearest difference is in-app purchases: SahiScan at none against OLEDX's 1. SahiScan also leads on update cadence (every 3 days vs every 10 months). OLEDX's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.5). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. OLEDX sells 1 one-off in-app purchase. SahiScan asks for nothing beyond the download.
OLEDX ships an update every 10 months, SahiScan every 3 days. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.
| Parameter | OLEDX | SahiScan |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (5.2K ratings) — better | — |
| Positive reviews | 48.7% of reviews | — |
| Number of ratings | 5.2K — better | — |
| Update frequency | Every 10 months | Every 3 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 7 MB | 177 MB |
| Age rating | 4+ | 4+ |
| Developer | Ronan Stark | WEU Innovations Private Limited |
Bugs and requests
OLEDX
Reported bugs
4 issues- Screen goes black after some time
- Time display not accurate
- Paid features not working
- Compatibility issues with newer iPhones
Requested features
5 requests- Add weather information
- Allow custom wallpapers
- Improve alarm functionality
- Add notification support
- Improve brightness/dimming controls
SahiScan
Not enough reviews yet to summarise bugs or requests.
In-app purchases
OLEDX
- OLEDX Premium$3.99
SahiScan
No in-app purchases









