Comparison

SteelRep vs Flash Interval Timer Workout

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

Head to head
About

SteelRep

Features
Read full description

Every strength program is free. Pay only for the power tools. 29 structured programs — built in the tradition of 5x5, 5/3/1, GZCLP, nSuns, PPL, PHUL, Upper/Lower and block periodization— with progression, deloads and warm-ups worked out for you. No account, no sign-in, no feed. Open it, pick a program, lift. FREE — THE WHOLE ENGINE • 29 programs, beginner to advanced, including joint-friendly plans for lifters 40+ • 183 curated exercises with coaching cues • Fast set logging, full history, calendar and personal records • Automatic progression and deloads, every session • A warm-up engine that ramps you to your working weight, and skips the ramp when you're already warm • Plate calculator and 1RM calculator • Rest timer on your Lock Screen with Live Activities • Workouts saved to Apple Health • CSV import and export STEELREP PRO — STEER THE ENGINE Pro never unlocks programs. It's for lifters who want to read their data and customize the engine: • Charts and trends — strength curves, estimated 1RM and effort over time • Custom Program Builder — design your own from any exercise • Progression customization — your own increments and deload rules • RPE autoregulation — weights adapt to how hard your sets felt • Smart exercise swaps — matched by muscle and equipment Pay once with the lifetime plan, or subscribe monthly or yearly. The paywall only appears when you open a Pro tool. YOUR DATA STAYS YOURS Your workouts live on your iPhone and sync through your own iCloud. There is no SteelRep account to create. Anonymous usage and crash reports can be switched off anytime with Help improve SteelRep in Settings. BUILT FOR THE BARBELL Squat, bench, deadlift, overhead press. Add weight to the bar week after week, and let SteelRep handle the loading, deload and warm-up math, in pounds or kilos. Track. Progress. Repeat. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Flash Interval Timer Workout

This app provides a customizable interval timer for various high-intensity interval training (HIIT) and circuit workouts. Easily build, save, and access your training sessions with clear visual cues and audio prompts to keep you focused.

Highlights
  • Customizable work and rest phases
  • Save and favorite workouts
  • Large, clear countdown display
  • Audio and voice cues
  • Workout history tracking
  • Multiple appearance themes
Features
Read full description

Flash Interval Timer Workout is a fast, focused interval timer for HIIT, Tabata, circuits, running, strength work, and custom training sessions. Build sessions in seconds, save them to your library, and stay locked in with a large circular countdown that makes it obvious what phase you are in, how long is left, and what comes next. Features: Big full-screen interval timer Custom work, rest, prepare, and cooldown phases Save workouts to your library Favourite workouts for quick access Presets for fast setup Advanced custom sets and variations Skip the last rest option Audio and voice countdown cues Multiple sound themes Per-phase colour customisation Workout history Light, dark, and system appearance options Flash Interval Timer Workout is designed to reduce friction before and during training, so you can start quickly and keep moving.

Screenshots

SteelRep4 screens
Flash Interval Timer Workout4 screens

Verdict

The call

The clearest difference is in-app purchases: Flash Interval Timer Workout at none against SteelRep's 3. Flash Interval Timer Workout also leads on iOS requirement (15.1 vs 26.4). SteelRep's advantage is ads (none vs shown) and update cadence (every 5 days vs every 9 days). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SteelRep sells 3 in-app purchases, starting at $4.99 per month. Flash Interval Timer Workout asks for nothing beyond the download.

UpkeepUpdate frequency

SteelRep ships an update every 5 days, Flash Interval Timer Workout every 9 days. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

Scorecard4 real differences · 6 level
SteelRep versus Flash Interval Timer Workout: the parameters behind the verdict, then further details
ParameterSteelRepFlash Interval Timer Workout
PriceFreeFree
Rating—4.9 (7 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—7 — better
Update frequencyEvery 5 days — betterEvery 9 days
AdsNo — betterYes
In-app purchasesYesNo — better
Monetization—Ad-supported
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.415.1 — better
Further details — not scored
Size40 MB43 MB
Age rating4+4+
DeveloperThoughtgears LLCColin Differ

In-app purchases

3 purchases

SteelRep

Subscriptions2
  • SteelRep Pro14 Days trial$4.991 Month
  • SteelRep Pro14 Days trial$39.991 Year
One-time1
  • Lifetime$79.99
None

Flash Interval Timer Workout

No in-app purchases

Questions

Is SteelRep free?
SteelRep is free to download, with in-app purchases available.
Is Flash Interval Timer Workout free?
Flash Interval Timer Workout is free to download, with no in-app purchases.
Do SteelRep or Flash Interval Timer Workout have ads?
Flash Interval Timer Workout shows ads; SteelRep does not.
Which is updated more often, SteelRep or Flash Interval Timer Workout?
SteelRep ships an update every 5 days, and Flash Interval Timer Workout every 9 days. Most recently, SteelRep was updated on October 12, 2026 and Flash Interval Timer Workout on October 7, 2026.

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