Comparison

IP EVO vs Slate

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

IP EVO

Features
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IP EVO is the new cutting-edge cloud system that allows you to receive video door entry calls from the Farfisa IP EVO System. All you need is an EVO IP account and you can receive calls from your intercom. You can also control your input (Live View), open the door and enable some home automation functions. All your settings are stored in your IP EVO account, you just need to remember your username and password and the video door entry service is ready to be used. If you don't have any devices in IP EVO, adding some devices to your account will be as simple as scanning a QR code.

About

Slate

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Every dive tells a story. Slate keeps the record. Slate is a professional dive logbook for iPhone. Log dives manually, import wirelessly from your dive computer, track your career stats, and export your data whenever you want. Your logbook, your device, your data. DIVE LOGGING - Manual entry: depth, duration, temperature, gas mix, gear, buddy, rating, GPS coordinates, and notes - Air, nitrox, and trimix gas logging with full mix details - Gear configuration tracking per dive - GPS-tagged dive sites - Star rating and personal notes DIVE COMPUTER IMPORT - Wireless Bluetooth import from Shearwater, Suunto, Mares, Oceanic, and more - UDDF file import for any computer that exports the format - Depth profile data preserved from each download - Incremental sync: only new dives are transferred - Multi-computer support: one logbook, every computer you own CAREER DASHBOARD - Total dives, total bottom time, deepest dive, career milestones - Personal bests across your entire logbook - Dive frequency heatmap - Depth and temperature trend charts over time - On-device analysis surfaces patterns across your dives (iPhone 15 Pro and later) SEARCH AND EXPORT - Full-text search across your entire logbook: sites, buddies, notes, gear - CSV and UDDF export, always free, no restrictions - Backup and restore your complete logbook LOCAL-FIRST DESIGN - No account required. No cloud dependency. No server storing your dives. - Your data stays on your device. Period. - iCloud backup compatible for device migration - Works offline at any dive site FREEMIUM DONE RIGHT - Log every dive for free. No dive limit, no trial period. - Slate Premium unlocks career analytics, trends, on-device analysis, and advanced features. - Slate Premium (Annual): $29.99/year, auto-renewing. - Slate Premium (Lifetime): $79.99, one-time purchase. - No ads. No data collection. No account wall. APPLE HEALTH INTEGRATION - Imports underwater depth and water temperature data from Apple Watch dive sessions via Apple Health. - Read-only: Slate does not write data to Apple Health. Slate is agency-neutral. Whether you trained with PADI, SSI, TDI, NAUI, GUE, BSAC, or CMAS, your logbook works the same way. Available in English, Spanish, French, German, Japanese, and Italian. Privacy Policy: https://toolsfordivers.com/privacy Terms of Use: https://toolsfordivers.com/terms/ EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ A Tools for Divers, LLC product.

Screenshots

IP EVO4 screens
Slate4 screens

Verdict

The call

The clearest difference is in-app purchases: IP EVO at none against Slate's 2. IP EVO also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.0). Slate's advantage is update cadence (weekly vs monthly). On price and ads there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Slate sells 2 in-app purchases, starting at $29.99 per year. IP EVO asks for nothing beyond the download.

UpkeepUpdate frequency

IP EVO ships an update monthly, Slate weekly. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

Scorecard4 real differences Β· 2 level
IP EVO versus Slate: the parameters behind the verdict, then further details
ParameterIP EVOSlate
PriceFreeFree
Update frequencyMonthlyWeekly β€” better
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPod β€” betteriPhone
Requires iOS15.0 β€” better26.0
Further details β€” not scored
Size61 MB16 MB
Age rating4+4+
DeveloperAci FarfisaTools for Divers, LLC

In-app purchases

None

IP EVO

No in-app purchases

2 purchases

Slate

Subscriptions1
  • Slate Premium Annual$29.991 Year
One-time1
  • Slate Premium Lifetime$79.99

Questions

Is IP EVO free?
IP EVO is free to download, with no in-app purchases.
Is Slate free?
Slate is free to download, with in-app purchases available.
Do IP EVO or Slate have ads?
Neither IP EVO nor Slate shows ads.
Which is updated more often, IP EVO or Slate?
IP EVO ships an update monthly, and Slate weekly. Most recently, IP EVO was updated on October 16, 2026 and Slate on October 7, 2026.

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