Asc Epta vs SlopeReader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Asc Epta
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The golf application allows users to book tee times (T1 to T10), arrange range bookings with a coach, add scores, and participate in tournaments and events. Guests can access the home page directly. Users can view and manage their bookings, update their profiles, and delete their accounts.
SlopeReader
This tool helps golfers measure green slopes with precision using their iPhone. It provides real-time visual feedback on pitch and roll, aiding in green reading and building Aimpoint Express techniques. The app works offline and offers smart calibration for accurate readings.
- Real-time bubble level for slope visualization
- Multiple units: Percent, Degrees, Radians
- Smart calibration for phone cases
- Directional indicators for slope direction
- Completely offline functionality
- Always-on display for continuous measurement
- Instant 60Hz sensor updates
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SlopeReader transforms your iPhone into a precision slope measurement tool designed specifically for golfers who use the Aimpoint Express green reading system. MEASURE SLOPE WITH PRECISION Place your phone flat on the green and instantly see the slope in real-time. The intuitive bubble level interface shows both forward/backward slope (pitch) and left/right slope (roll) with directional arrows pointing downslope. Perfect for: • Learning what different slope percentages feel like • Validating your green reading on practice greens • Building muscle memory for Aimpoint Express stances • Understanding break on challenging greens KEY FEATURES • Real-Time Bubble Level: Visual feedback with a moving bubble that shows slope direction and magnitude • Multiple Units: Switch between Percent (default), Degrees, and Radians • Smart Calibration: Account for your phone case or camera bump - calibrate once and it remembers • Directional Indicators: Color-coded arrows show which way the green slopes • Completely Offline: No internet required, works anywhere on the course • Always-On Display: Screen stays active while measuring slopes • Instant Readings: 60Hz sensor updates for smooth, responsive measurements HOW IT WORKS 1. Place your iPhone flat on the green at your ball position 2. Wait for the bubble to stabilize 3. Read the slope percentage and direction from the display 4. Use with your Aimpoint Express technique to find your aim point The calibration system ensures accurate readings even with a phone case. Simply calibrate on a known level surface once, and the app remembers your offset. PERFECT FOR PRACTICE Use SlopeReader on the practice green to: • Feel what 1%, 2%, 3% slopes actually feel like with your feet • Verify your slope reading accuracy • Build confidence in your green reading before competition • Train your perception to match reality DESIGNED FOR GOLFERS Built by golfers, for golfers. Simple, focused, and designed for real-world use on the course. No accounts, no subscriptions, no ads - just a tool that works. Whether you're learning Aimpoint Express or refining your green reading skills, SlopeReader gives you the precise measurements you need to improve your putting. Download SlopeReader and start reading greens like a pro.
Screenshots
Verdict
The clearest difference is update cadence: SlopeReader at daily against Asc Epta's every 4 days. Asc Epta's advantage is iOS requirement (13.0 vs 17.6). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Asc Epta ships an update every 4 days, SlopeReader daily. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.
| Parameter | Asc Epta | SlopeReader |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Number of ratings | — | 3 — better |
| Update frequency | Every 4 days | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 54 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Gully2Global | Stephen Lee |
In-app purchases
Asc Epta
No in-app purchases
SlopeReader
No in-app purchases









